Home / 1,525,235.97-2,287,867.12-387,999.32

Finding the Fourth Proportional to 1,525,235.97, 2,287,867.12 and 387,999.32

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Solution

The fourth proportional to 1,525,235.97, 2,287,867.12 and 387,999.32 is: 582,002.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,525,235.97 : 2,287,867.12 = 387,999.32 : x
  2. Step 2: Convert to fraction form
    1,525,235.97/2,287,867.12 = 387,999.32/x
  3. Step 3: Cross multiply
    1,525,235.97x = 2,287,867.12 × 387,999.32
  4. Step 4: Simplify right side
    1,525,235.97x = 887,690,876,583.52
  5. Step 5: Solve for x
    x = 887,690,876,583.52/1,525,235.97
  6. Step 6: Final answer
    x = 582,002.32

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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.