Home / 1,132,656.12-1,563,064.56-623,358.90

Finding the Fourth Proportional to 1,132,656.12, 1,563,064.56 and 623,358.90

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Solution

The fourth proportional to 1,132,656.12, 1,563,064.56 and 623,358.90 is: 860,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,656.12 : 1,563,064.56 = 623,358.90 : x
  2. Step 2: Convert to fraction form
    1,132,656.12/1,563,064.56 = 623,358.90/x
  3. Step 3: Cross multiply
    1,132,656.12x = 1,563,064.56 × 623,358.90
  4. Step 4: Simplify right side
    1,132,656.12x = 974,350,204,750.58
  5. Step 5: Solve for x
    x = 974,350,204,750.58/1,132,656.12
  6. Step 6: Final answer
    x = 860,234.79

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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.