Home / 1,436,459.40-1,982,319.96-791,865.45

Finding the Fourth Proportional to 1,436,459.40, 1,982,319.96 and 791,865.45

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Solution

The fourth proportional to 1,436,459.40, 1,982,319.96 and 791,865.45 is: 1,092,777.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,459.40 : 1,982,319.96 = 791,865.45 : x
  2. Step 2: Convert to fraction form
    1,436,459.40/1,982,319.96 = 791,865.45/x
  3. Step 3: Cross multiply
    1,436,459.40x = 1,982,319.96 × 791,865.45
  4. Step 4: Simplify right side
    1,436,459.40x = 1,569,730,687,169.38
  5. Step 5: Solve for x
    x = 1,569,730,687,169.38/1,436,459.40
  6. Step 6: Final answer
    x = 1,092,777.62

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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.