Home / 1,340,366.20-2,010,549.30-453,902.20

Finding the Fourth Proportional to 1,340,366.20, 2,010,549.30 and 453,902.20

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Solution

The fourth proportional to 1,340,366.20, 2,010,549.30 and 453,902.20 is: 680,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,366.20 : 2,010,549.30 = 453,902.20 : x
  2. Step 2: Convert to fraction form
    1,340,366.20/2,010,549.30 = 453,902.20/x
  3. Step 3: Cross multiply
    1,340,366.20x = 2,010,549.30 × 453,902.20
  4. Step 4: Simplify right side
    1,340,366.20x = 912,592,750,478.46
  5. Step 5: Solve for x
    x = 912,592,750,478.46/1,340,366.20
  6. Step 6: Final answer
    x = 680,853.30

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Half scale
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Double scale
Find fourth proportional to 1,340,367.20, 2,010,550.80 and 453,903.20
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.