Home / 1,444,713.60-1,993,726.42-791,399.78

Finding the Fourth Proportional to 1,444,713.60, 1,993,726.42 and 791,399.78

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Solution

The fourth proportional to 1,444,713.60, 1,993,726.42 and 791,399.78 is: 1,092,143.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,713.60 : 1,993,726.42 = 791,399.78 : x
  2. Step 2: Convert to fraction form
    1,444,713.60/1,993,726.42 = 791,399.78/x
  3. Step 3: Cross multiply
    1,444,713.60x = 1,993,726.42 × 791,399.78
  4. Step 4: Simplify right side
    1,444,713.60x = 1,577,834,650,168.19
  5. Step 5: Solve for x
    x = 1,577,834,650,168.19/1,444,713.60
  6. Step 6: Final answer
    x = 1,092,143.56

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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.