Home / 787,969.20-1,180,204.20-648,001.20

Finding the Fourth Proportional to 787,969.20, 1,180,204.20 and 648,001.20

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Solution

The fourth proportional to 787,969.20, 1,180,204.20 and 648,001.20 is: 970,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,969.20 : 1,180,204.20 = 648,001.20 : x
  2. Step 2: Convert to fraction form
    787,969.20/1,180,204.20 = 648,001.20/x
  3. Step 3: Cross multiply
    787,969.20x = 1,180,204.20 × 648,001.20
  4. Step 4: Simplify right side
    787,969.20x = 764,773,737,845.04
  5. Step 5: Solve for x
    x = 764,773,737,845.04/787,969.20
  6. Step 6: Final answer
    x = 970,562.98

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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.