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Finding the Fourth Proportional to 3,703,394.97, 5,554,531.17 and 1,007,930.25

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Solution

The fourth proportional to 3,703,394.97, 5,554,531.17 and 1,007,930.25 is: 1,511,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703,394.97 : 5,554,531.17 = 1,007,930.25 : x
  2. Step 2: Convert to fraction form
    3,703,394.97/5,554,531.17 = 1,007,930.25/x
  3. Step 3: Cross multiply
    3,703,394.97x = 5,554,531.17 × 1,007,930.25
  4. Step 4: Simplify right side
    3,703,394.97x = 5,598,579,990,810.89
  5. Step 5: Solve for x
    x = 5,598,579,990,810.89/3,703,394.97
  6. Step 6: Final answer
    x = 1,511,742.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.