Home / 1,040,681.28-1,436,168.16-587,962.56

Finding the Fourth Proportional to 1,040,681.28, 1,436,168.16 and 587,962.56

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Solution

The fourth proportional to 1,040,681.28, 1,436,168.16 and 587,962.56 is: 811,404.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,681.28 : 1,436,168.16 = 587,962.56 : x
  2. Step 2: Convert to fraction form
    1,040,681.28/1,436,168.16 = 587,962.56/x
  3. Step 3: Cross multiply
    1,040,681.28x = 1,436,168.16 × 587,962.56
  4. Step 4: Simplify right side
    1,040,681.28x = 844,413,107,944.09
  5. Step 5: Solve for x
    x = 844,413,107,944.09/1,040,681.28
  6. Step 6: Final answer
    x = 811,404.15

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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.