Home / 1,098,683.32-1,516,226.18-615,244.20

Finding the Fourth Proportional to 1,098,683.32, 1,516,226.18 and 615,244.20

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Solution

The fourth proportional to 1,098,683.32, 1,516,226.18 and 615,244.20 is: 849,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,683.32 : 1,516,226.18 = 615,244.20 : x
  2. Step 2: Convert to fraction form
    1,098,683.32/1,516,226.18 = 615,244.20/x
  3. Step 3: Cross multiply
    1,098,683.32x = 1,516,226.18 × 615,244.20
  4. Step 4: Simplify right side
    1,098,683.32x = 932,849,363,133.16
  5. Step 5: Solve for x
    x = 932,849,363,133.16/1,098,683.32
  6. Step 6: Final answer
    x = 849,061.19

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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.