Home / 1,517,078.30-2,275,949.80-570,449.02

Finding the Fourth Proportional to 1,517,078.30, 2,275,949.80 and 570,449.02

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Solution

The fourth proportional to 1,517,078.30, 2,275,949.80 and 570,449.02 is: 855,798.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,517,078.30 : 2,275,949.80 = 570,449.02 : x
  2. Step 2: Convert to fraction form
    1,517,078.30/2,275,949.80 = 570,449.02/x
  3. Step 3: Cross multiply
    1,517,078.30x = 2,275,949.80 × 570,449.02
  4. Step 4: Simplify right side
    1,517,078.30x = 1,298,313,332,979.20
  5. Step 5: Solve for x
    x = 1,298,313,332,979.20/1,517,078.30
  6. Step 6: Final answer
    x = 855,798.50

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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.