Home / 1,001,073.80-1,381,504.14-571,345.28

Finding the Fourth Proportional to 1,001,073.80, 1,381,504.14 and 571,345.28

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Solution

The fourth proportional to 1,001,073.80, 1,381,504.14 and 571,345.28 is: 788,469.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,073.80 : 1,381,504.14 = 571,345.28 : x
  2. Step 2: Convert to fraction form
    1,001,073.80/1,381,504.14 = 571,345.28/x
  3. Step 3: Cross multiply
    1,001,073.80x = 1,381,504.14 × 571,345.28
  4. Step 4: Simplify right side
    1,001,073.80x = 789,315,869,689.46
  5. Step 5: Solve for x
    x = 789,315,869,689.46/1,001,073.80
  6. Step 6: Final answer
    x = 788,469.21

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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.