Home / 1,074,154.62-1,482,331.50-615,417.60

Finding the Fourth Proportional to 1,074,154.62, 1,482,331.50 and 615,417.60

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Solution

The fourth proportional to 1,074,154.62, 1,482,331.50 and 615,417.60 is: 849,275.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,154.62 : 1,482,331.50 = 615,417.60 : x
  2. Step 2: Convert to fraction form
    1,074,154.62/1,482,331.50 = 615,417.60/x
  3. Step 3: Cross multiply
    1,074,154.62x = 1,482,331.50 × 615,417.60
  4. Step 4: Simplify right side
    1,074,154.62x = 912,252,894,134.40
  5. Step 5: Solve for x
    x = 912,252,894,134.40/1,074,154.62
  6. Step 6: Final answer
    x = 849,275.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.