Home / 2,727,286.58-3,762,821.40-1,581,138.20

Finding the Fourth Proportional to 2,727,286.58, 3,762,821.40 and 1,581,138.20

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Solution

The fourth proportional to 2,727,286.58, 3,762,821.40 and 1,581,138.20 is: 2,181,487.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,286.58 : 3,762,821.40 = 1,581,138.20 : x
  2. Step 2: Convert to fraction form
    2,727,286.58/3,762,821.40 = 1,581,138.20/x
  3. Step 3: Cross multiply
    2,727,286.58x = 3,762,821.40 × 1,581,138.20
  4. Step 4: Simplify right side
    2,727,286.58x = 5,949,540,655,317.48
  5. Step 5: Solve for x
    x = 5,949,540,655,317.48/2,727,286.58
  6. Step 6: Final answer
    x = 2,181,487.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.