Home / 2,625,780.81-3,939,335.43-732,520.83

Finding the Fourth Proportional to 2,625,780.81, 3,939,335.43 and 732,520.83

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Solution

The fourth proportional to 2,625,780.81, 3,939,335.43 and 732,520.83 is: 1,098,966.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,780.81 : 3,939,335.43 = 732,520.83 : x
  2. Step 2: Convert to fraction form
    2,625,780.81/3,939,335.43 = 732,520.83/x
  3. Step 3: Cross multiply
    2,625,780.81x = 3,939,335.43 × 732,520.83
  4. Step 4: Simplify right side
    2,625,780.81x = 2,885,645,258,832.01
  5. Step 5: Solve for x
    x = 2,885,645,258,832.01/2,625,780.81
  6. Step 6: Final answer
    x = 1,098,966.54

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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.