Home / 3,398,718.38-4,690,355.13-1,849,905.20

Finding the Fourth Proportional to 3,398,718.38, 4,690,355.13 and 1,849,905.20

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Solution

The fourth proportional to 3,398,718.38, 4,690,355.13 and 1,849,905.20 is: 2,552,936.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,398,718.38 : 4,690,355.13 = 1,849,905.20 : x
  2. Step 2: Convert to fraction form
    3,398,718.38/4,690,355.13 = 1,849,905.20/x
  3. Step 3: Cross multiply
    3,398,718.38x = 4,690,355.13 × 1,849,905.20
  4. Step 4: Simplify right side
    3,398,718.38x = 8,676,712,321,381.90
  5. Step 5: Solve for x
    x = 8,676,712,321,381.90/3,398,718.38
  6. Step 6: Final answer
    x = 2,552,936.54

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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.