Home / 2,565,287.20-3,847,023.60-881,999.20

Finding the Fourth Proportional to 2,565,287.20, 3,847,023.60 and 881,999.20

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Solution

The fourth proportional to 2,565,287.20, 3,847,023.60 and 881,999.20 is: 1,322,686.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,287.20 : 3,847,023.60 = 881,999.20 : x
  2. Step 2: Convert to fraction form
    2,565,287.20/3,847,023.60 = 881,999.20/x
  3. Step 3: Cross multiply
    2,565,287.20x = 3,847,023.60 × 881,999.20
  4. Step 4: Simplify right side
    2,565,287.20x = 3,393,071,737,581.12
  5. Step 5: Solve for x
    x = 3,393,071,737,581.12/2,565,287.20
  6. Step 6: Final answer
    x = 1,322,686.89

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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.