Home / 1,001,425.14-1,381,967.01-542,542.87

Finding the Fourth Proportional to 1,001,425.14, 1,381,967.01 and 542,542.87

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Solution

The fourth proportional to 1,001,425.14, 1,381,967.01 and 542,542.87 is: 748,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,425.14 : 1,381,967.01 = 542,542.87 : x
  2. Step 2: Convert to fraction form
    1,001,425.14/1,381,967.01 = 542,542.87/x
  3. Step 3: Cross multiply
    1,001,425.14x = 1,381,967.01 × 542,542.87
  4. Step 4: Simplify right side
    1,001,425.14x = 749,776,350,758.65
  5. Step 5: Solve for x
    x = 749,776,350,758.65/1,001,425.14
  6. Step 6: Final answer
    x = 748,709.34

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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.