Home / 3,138,205.80-4,708,110.60-1,008,310.80

Finding the Fourth Proportional to 3,138,205.80, 4,708,110.60 and 1,008,310.80

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Solution

The fourth proportional to 3,138,205.80, 4,708,110.60 and 1,008,310.80 is: 1,512,723.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,205.80 : 4,708,110.60 = 1,008,310.80 : x
  2. Step 2: Convert to fraction form
    3,138,205.80/4,708,110.60 = 1,008,310.80/x
  3. Step 3: Cross multiply
    3,138,205.80x = 4,708,110.60 × 1,008,310.80
  4. Step 4: Simplify right side
    3,138,205.80x = 4,747,238,765,574.48
  5. Step 5: Solve for x
    x = 4,747,238,765,574.48/3,138,205.80
  6. Step 6: Final answer
    x = 1,512,723.85

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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.