Home / 1,344,259.38-2,011,650.57-839,057.52

Finding the Fourth Proportional to 1,344,259.38, 2,011,650.57 and 839,057.52

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Solution

The fourth proportional to 1,344,259.38, 2,011,650.57 and 839,057.52 is: 1,255,628.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344,259.38 : 2,011,650.57 = 839,057.52 : x
  2. Step 2: Convert to fraction form
    1,344,259.38/2,011,650.57 = 839,057.52/x
  3. Step 3: Cross multiply
    1,344,259.38x = 2,011,650.57 × 839,057.52
  4. Step 4: Simplify right side
    1,344,259.38x = 1,687,890,538,370.79
  5. Step 5: Solve for x
    x = 1,687,890,538,370.79/1,344,259.38
  6. Step 6: Final answer
    x = 1,255,628.61

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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.