Home / 1,112,512.60-1,667,540.10-614,234.20

Finding the Fourth Proportional to 1,112,512.60, 1,667,540.10 and 614,234.20

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Solution

The fourth proportional to 1,112,512.60, 1,667,540.10 and 614,234.20 is: 920,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,512.60 : 1,667,540.10 = 614,234.20 : x
  2. Step 2: Convert to fraction form
    1,112,512.60/1,667,540.10 = 614,234.20/x
  3. Step 3: Cross multiply
    1,112,512.60x = 1,667,540.10 × 614,234.20
  4. Step 4: Simplify right side
    1,112,512.60x = 1,024,260,159,291.42
  5. Step 5: Solve for x
    x = 1,024,260,159,291.42/1,112,512.60
  6. Step 6: Final answer
    x = 920,672.86

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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.