Home / 3,955,655.90-5,931,520.98-1,259,629.85

Finding the Fourth Proportional to 3,955,655.90, 5,931,520.98 and 1,259,629.85

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Solution

The fourth proportional to 3,955,655.90, 5,931,520.98 and 1,259,629.85 is: 1,888,819.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955,655.90 : 5,931,520.98 = 1,259,629.85 : x
  2. Step 2: Convert to fraction form
    3,955,655.90/5,931,520.98 = 1,259,629.85/x
  3. Step 3: Cross multiply
    3,955,655.90x = 5,931,520.98 × 1,259,629.85
  4. Step 4: Simplify right side
    3,955,655.90x = 7,471,520,897,138.06
  5. Step 5: Solve for x
    x = 7,471,520,897,138.06/3,955,655.90
  6. Step 6: Final answer
    x = 1,888,819.73

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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.