Home / 3,231,291.66-4,459,160.15-1,780,987.88

Finding the Fourth Proportional to 3,231,291.66, 4,459,160.15 and 1,780,987.88

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Solution

The fourth proportional to 3,231,291.66, 4,459,160.15 and 1,780,987.88 is: 2,457,750.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,291.66 : 4,459,160.15 = 1,780,987.88 : x
  2. Step 2: Convert to fraction form
    3,231,291.66/4,459,160.15 = 1,780,987.88/x
  3. Step 3: Cross multiply
    3,231,291.66x = 4,459,160.15 × 1,780,987.88
  4. Step 4: Simplify right side
    3,231,291.66x = 7,941,710,150,928.24
  5. Step 5: Solve for x
    x = 7,941,710,150,928.24/3,231,291.66
  6. Step 6: Final answer
    x = 2,457,750.95

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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.