Home / 1,189,635.12-1,782,991.17-469,253.72

Finding the Fourth Proportional to 1,189,635.12, 1,782,991.17 and 469,253.72

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Solution

The fourth proportional to 1,189,635.12, 1,782,991.17 and 469,253.72 is: 703,304.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,635.12 : 1,782,991.17 = 469,253.72 : x
  2. Step 2: Convert to fraction form
    1,189,635.12/1,782,991.17 = 469,253.72/x
  3. Step 3: Cross multiply
    1,189,635.12x = 1,782,991.17 × 469,253.72
  4. Step 4: Simplify right side
    1,189,635.12x = 836,675,243,707.13
  5. Step 5: Solve for x
    x = 836,675,243,707.13/1,189,635.12
  6. Step 6: Final answer
    x = 703,304.09

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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.