Home / 1,073,212.20-1,609,818.30-513,340.20

Finding the Fourth Proportional to 1,073,212.20, 1,609,818.30 and 513,340.20

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Solution

The fourth proportional to 1,073,212.20, 1,609,818.30 and 513,340.20 is: 770,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,212.20 : 1,609,818.30 = 513,340.20 : x
  2. Step 2: Convert to fraction form
    1,073,212.20/1,609,818.30 = 513,340.20/x
  3. Step 3: Cross multiply
    1,073,212.20x = 1,609,818.30 × 513,340.20
  4. Step 4: Simplify right side
    1,073,212.20x = 826,384,448,085.66
  5. Step 5: Solve for x
    x = 826,384,448,085.66/1,073,212.20
  6. Step 6: Final answer
    x = 770,010.30

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Double scale
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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.