Home / 814,850.00-1,223,079.78-611,739.97

Finding the Fourth Proportional to 814,850.00, 1,223,079.78 and 611,739.97

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Solution

The fourth proportional to 814,850.00, 1,223,079.78 and 611,739.97 is: 918,214.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,850.00 : 1,223,079.78 = 611,739.97 : x
  2. Step 2: Convert to fraction form
    814,850.00/1,223,079.78 = 611,739.97/x
  3. Step 3: Cross multiply
    814,850.00x = 1,223,079.78 × 611,739.97
  4. Step 4: Simplify right side
    814,850.00x = 748,206,781,809.41
  5. Step 5: Solve for x
    x = 748,206,781,809.41/814,850.00
  6. Step 6: Final answer
    x = 918,214.13

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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.