Home / 2,279,909.85-3,418,760.34-931,536.87

Finding the Fourth Proportional to 2,279,909.85, 3,418,760.34 and 931,536.87

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Solution

The fourth proportional to 2,279,909.85, 3,418,760.34 and 931,536.87 is: 1,396,854.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,279,909.85 : 3,418,760.34 = 931,536.87 : x
  2. Step 2: Convert to fraction form
    2,279,909.85/3,418,760.34 = 931,536.87/x
  3. Step 3: Cross multiply
    2,279,909.85x = 3,418,760.34 × 931,536.87
  4. Step 4: Simplify right side
    2,279,909.85x = 3,184,701,306,403.74
  5. Step 5: Solve for x
    x = 3,184,701,306,403.74/2,279,909.85
  6. Step 6: Final answer
    x = 1,396,854.05

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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.