Home / 2,625,400.13-3,938,764.40-732,141.77

Finding the Fourth Proportional to 2,625,400.13, 3,938,764.40 and 732,141.77

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Solution

The fourth proportional to 2,625,400.13, 3,938,764.40 and 732,141.77 is: 1,098,397.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,400.13 : 3,938,764.40 = 732,141.77 : x
  2. Step 2: Convert to fraction form
    2,625,400.13/3,938,764.40 = 732,141.77/x
  3. Step 3: Cross multiply
    2,625,400.13x = 3,938,764.40 × 732,141.77
  4. Step 4: Simplify right side
    2,625,400.13x = 2,883,733,916,074.46
  5. Step 5: Solve for x
    x = 2,883,733,916,074.46/2,625,400.13
  6. Step 6: Final answer
    x = 1,098,397.87

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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.