Home / 814,953.60-1,222,430.40-741,470.40

Finding the Fourth Proportional to 814,953.60, 1,222,430.40 and 741,470.40

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Solution

The fourth proportional to 814,953.60, 1,222,430.40 and 741,470.40 is: 1,112,205.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,953.60 : 1,222,430.40 = 741,470.40 : x
  2. Step 2: Convert to fraction form
    814,953.60/1,222,430.40 = 741,470.40/x
  3. Step 3: Cross multiply
    814,953.60x = 1,222,430.40 × 741,470.40
  4. Step 4: Simplify right side
    814,953.60x = 906,395,957,660.16
  5. Step 5: Solve for x
    x = 906,395,957,660.16/814,953.60
  6. Step 6: Final answer
    x = 1,112,205.60

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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.