Home / 3,265,504.85-4,898,444.12-991,103.45

Finding the Fourth Proportional to 3,265,504.85, 4,898,444.12 and 991,103.45

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Solution

The fourth proportional to 3,265,504.85, 4,898,444.12 and 991,103.45 is: 1,486,711.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265,504.85 : 4,898,444.12 = 991,103.45 : x
  2. Step 2: Convert to fraction form
    3,265,504.85/4,898,444.12 = 991,103.45/x
  3. Step 3: Cross multiply
    3,265,504.85x = 4,898,444.12 × 991,103.45
  4. Step 4: Simplify right side
    3,265,504.85x = 4,854,864,837,516.48
  5. Step 5: Solve for x
    x = 4,854,864,837,516.48/3,265,504.85
  6. Step 6: Final answer
    x = 1,486,711.88

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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.