Home / 3,398,715.38-4,690,350.99-1,849,902.20

Finding the Fourth Proportional to 3,398,715.38, 4,690,350.99 and 1,849,902.20

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Solution

The fourth proportional to 3,398,715.38, 4,690,350.99 and 1,849,902.20 is: 2,552,932.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,715.38 : 4,690,350.99 = 1,849,902.20 : x
  2. Step 2: Convert to fraction form
    3,398,715.38/4,690,350.99 = 1,849,902.20/x
  3. Step 3: Cross multiply
    3,398,715.38x = 4,690,350.99 × 1,849,902.20
  4. Step 4: Simplify right side
    3,398,715.38x = 8,676,690,591,721.42
  5. Step 5: Solve for x
    x = 8,676,690,591,721.42/3,398,715.38
  6. Step 6: Final answer
    x = 2,552,932.40

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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.