Home / 1,436,381.95-1,982,220.56-791,825.20

Finding the Fourth Proportional to 1,436,381.95, 1,982,220.56 and 791,825.20

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Solution

The fourth proportional to 1,436,381.95, 1,982,220.56 and 791,825.20 is: 1,092,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,381.95 : 1,982,220.56 = 791,825.20 : x
  2. Step 2: Convert to fraction form
    1,436,381.95/1,982,220.56 = 791,825.20/x
  3. Step 3: Cross multiply
    1,436,381.95x = 1,982,220.56 × 791,825.20
  4. Step 4: Simplify right side
    1,436,381.95x = 1,569,572,191,366.11
  5. Step 5: Solve for x
    x = 1,569,572,191,366.11/1,436,381.95
  6. Step 6: Final answer
    x = 1,092,726.20

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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.