Home / 1,156,374.80-1,734,562.20-314,925.20

Finding the Fourth Proportional to 1,156,374.80, 1,734,562.20 and 314,925.20

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Solution

The fourth proportional to 1,156,374.80, 1,734,562.20 and 314,925.20 is: 472,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,374.80 : 1,734,562.20 = 314,925.20 : x
  2. Step 2: Convert to fraction form
    1,156,374.80/1,734,562.20 = 314,925.20/x
  3. Step 3: Cross multiply
    1,156,374.80x = 1,734,562.20 × 314,925.20
  4. Step 4: Simplify right side
    1,156,374.80x = 546,257,347,747.44
  5. Step 5: Solve for x
    x = 546,257,347,747.44/1,156,374.80
  6. Step 6: Final answer
    x = 472,387.80

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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.