Home / 1,517,091.28-2,275,724.49-570,470.20

Finding the Fourth Proportional to 1,517,091.28, 2,275,724.49 and 570,470.20

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Solution

The fourth proportional to 1,517,091.28, 2,275,724.49 and 570,470.20 is: 855,738.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,091.28 : 2,275,724.49 = 570,470.20 : x
  2. Step 2: Convert to fraction form
    1,517,091.28/2,275,724.49 = 570,470.20/x
  3. Step 3: Cross multiply
    1,517,091.28x = 2,275,724.49 × 570,470.20
  4. Step 4: Simplify right side
    1,517,091.28x = 1,298,233,004,955.20
  5. Step 5: Solve for x
    x = 1,298,233,004,955.20/1,517,091.28
  6. Step 6: Final answer
    x = 855,738.23

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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.