Home / 1,126,241.60-1,687,007.20-527,713.60

Finding the Fourth Proportional to 1,126,241.60, 1,687,007.20 and 527,713.60

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Solution

The fourth proportional to 1,126,241.60, 1,687,007.20 and 527,713.60 is: 790,466.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,241.60 : 1,687,007.20 = 527,713.60 : x
  2. Step 2: Convert to fraction form
    1,126,241.60/1,687,007.20 = 527,713.60/x
  3. Step 3: Cross multiply
    1,126,241.60x = 1,687,007.20 × 527,713.60
  4. Step 4: Simplify right side
    1,126,241.60x = 890,256,642,737.92
  5. Step 5: Solve for x
    x = 890,256,642,737.92/1,126,241.60
  6. Step 6: Final answer
    x = 790,466.84

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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.