Home / 1,156,177.78-1,734,432.07-357,520.92

Finding the Fourth Proportional to 1,156,177.78, 1,734,432.07 and 357,520.92

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Solution

The fourth proportional to 1,156,177.78, 1,734,432.07 and 357,520.92 is: 536,332.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,177.78 : 1,734,432.07 = 357,520.92 : x
  2. Step 2: Convert to fraction form
    1,156,177.78/1,734,432.07 = 357,520.92/x
  3. Step 3: Cross multiply
    1,156,177.78x = 1,734,432.07 × 357,520.92
  4. Step 4: Simplify right side
    1,156,177.78x = 620,095,749,343.90
  5. Step 5: Solve for x
    x = 620,095,749,343.90/1,156,177.78
  6. Step 6: Final answer
    x = 536,332.53

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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.