Home / 3,738,147-5,607,139.92-1,042,400.40

Finding the Fourth Proportional to 3,738,147, 5,607,139.92 and 1,042,400.40

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Solution

The fourth proportional to 3,738,147, 5,607,139.92 and 1,042,400.40 is: 1,563,578.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738,147 : 5,607,139.92 = 1,042,400.40 : x
  2. Step 2: Convert to fraction form
    3,738,147/5,607,139.92 = 1,042,400.40/x
  3. Step 3: Cross multiply
    3,738,147x = 5,607,139.92 × 1,042,400.40
  4. Step 4: Simplify right side
    3,738,147x = 5,844,884,895,463.97
  5. Step 5: Solve for x
    x = 5,844,884,895,463.97/3,738,147
  6. Step 6: Final answer
    x = 1,563,578.13

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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.