Home / 1,375,210.56-2,063,238.30-656,469.48

Finding the Fourth Proportional to 1,375,210.56, 2,063,238.30 and 656,469.48

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Solution

The fourth proportional to 1,375,210.56, 2,063,238.30 and 656,469.48 is: 984,905.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,375,210.56 : 2,063,238.30 = 656,469.48 : x
  2. Step 2: Convert to fraction form
    1,375,210.56/2,063,238.30 = 656,469.48/x
  3. Step 3: Cross multiply
    1,375,210.56x = 2,063,238.30 × 656,469.48
  4. Step 4: Simplify right side
    1,375,210.56x = 1,354,452,973,917.08
  5. Step 5: Solve for x
    x = 1,354,452,973,917.08/1,375,210.56
  6. Step 6: Final answer
    x = 984,905.89

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.