Home / 2,378,842.59-3,282,805.85-1,291,114.04

Finding the Fourth Proportional to 2,378,842.59, 3,282,805.85 and 1,291,114.04

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Solution

The fourth proportional to 2,378,842.59, 3,282,805.85 and 1,291,114.04 is: 1,781,739.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,842.59 : 3,282,805.85 = 1,291,114.04 : x
  2. Step 2: Convert to fraction form
    2,378,842.59/3,282,805.85 = 1,291,114.04/x
  3. Step 3: Cross multiply
    2,378,842.59x = 3,282,805.85 × 1,291,114.04
  4. Step 4: Simplify right side
    2,378,842.59x = 4,238,476,723,529.13
  5. Step 5: Solve for x
    x = 4,238,476,723,529.13/2,378,842.59
  6. Step 6: Final answer
    x = 1,781,739.04

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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.