Home / 2,378,932.66-3,282,885.88-1,291,180.88

Finding the Fourth Proportional to 2,378,932.66, 3,282,885.88 and 1,291,180.88

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Solution

The fourth proportional to 2,378,932.66, 3,282,885.88 and 1,291,180.88 is: 1,781,807.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,932.66 : 3,282,885.88 = 1,291,180.88 : x
  2. Step 2: Convert to fraction form
    2,378,932.66/3,282,885.88 = 1,291,180.88/x
  3. Step 3: Cross multiply
    2,378,932.66x = 3,282,885.88 × 1,291,180.88
  4. Step 4: Simplify right side
    2,378,932.66x = 4,238,799,478,855.57
  5. Step 5: Solve for x
    x = 4,238,799,478,855.57/2,378,932.66
  6. Step 6: Final answer
    x = 1,781,807.26

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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.