Home / 1,532,012.80-2,298,019.20-410,081.80

Finding the Fourth Proportional to 1,532,012.80, 2,298,019.20 and 410,081.80

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Solution

The fourth proportional to 1,532,012.80, 2,298,019.20 and 410,081.80 is: 615,122.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,012.80 : 2,298,019.20 = 410,081.80 : x
  2. Step 2: Convert to fraction form
    1,532,012.80/2,298,019.20 = 410,081.80/x
  3. Step 3: Cross multiply
    1,532,012.80x = 2,298,019.20 × 410,081.80
  4. Step 4: Simplify right side
    1,532,012.80x = 942,375,849,970.56
  5. Step 5: Solve for x
    x = 942,375,849,970.56/1,532,012.80
  6. Step 6: Final answer
    x = 615,122.70

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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.