Home / 3,187,404.30-4,398,489.53-1,737,068.36

Finding the Fourth Proportional to 3,187,404.30, 4,398,489.53 and 1,737,068.36

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Solution

The fourth proportional to 3,187,404.30, 4,398,489.53 and 1,737,068.36 is: 2,397,084.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,187,404.30 : 4,398,489.53 = 1,737,068.36 : x
  2. Step 2: Convert to fraction form
    3,187,404.30/4,398,489.53 = 1,737,068.36/x
  3. Step 3: Cross multiply
    3,187,404.30x = 4,398,489.53 × 1,737,068.36
  4. Step 4: Simplify right side
    3,187,404.30x = 7,640,476,994,354.27
  5. Step 5: Solve for x
    x = 7,640,476,994,354.27/3,187,404.30
  6. Step 6: Final answer
    x = 2,397,084.36

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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.