Home / 1,024,750.72-1,414,179.84-642,793.60

Finding the Fourth Proportional to 1,024,750.72, 1,414,179.84 and 642,793.60

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Solution

The fourth proportional to 1,024,750.72, 1,414,179.84 and 642,793.60 is: 887,070.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,024,750.72 : 1,414,179.84 = 642,793.60 : x
  2. Step 2: Convert to fraction form
    1,024,750.72/1,414,179.84 = 642,793.60/x
  3. Step 3: Cross multiply
    1,024,750.72x = 1,414,179.84 × 642,793.60
  4. Step 4: Simplify right side
    1,024,750.72x = 909,025,750,401.02
  5. Step 5: Solve for x
    x = 909,025,750,401.02/1,024,750.72
  6. Step 6: Final answer
    x = 887,070.13

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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.