Home / 1,791,569.45-2,687,337.43-726,358.30

Finding the Fourth Proportional to 1,791,569.45, 2,687,337.43 and 726,358.30

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Solution

The fourth proportional to 1,791,569.45, 2,687,337.43 and 726,358.30 is: 1,089,530.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,569.45 : 2,687,337.43 = 726,358.30 : x
  2. Step 2: Convert to fraction form
    1,791,569.45/2,687,337.43 = 726,358.30/x
  3. Step 3: Cross multiply
    1,791,569.45x = 2,687,337.43 × 726,358.30
  4. Step 4: Simplify right side
    1,791,569.45x = 1,951,969,847,181.17
  5. Step 5: Solve for x
    x = 1,951,969,847,181.17/1,791,569.45
  6. Step 6: Final answer
    x = 1,089,530.66

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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.