Home / 2,488,216.80-3,729,560.40-1,068,031.20

Finding the Fourth Proportional to 2,488,216.80, 3,729,560.40 and 1,068,031.20

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Solution

The fourth proportional to 2,488,216.80, 3,729,560.40 and 1,068,031.20 is: 1,600,860.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,216.80 : 3,729,560.40 = 1,068,031.20 : x
  2. Step 2: Convert to fraction form
    2,488,216.80/3,729,560.40 = 1,068,031.20/x
  3. Step 3: Cross multiply
    2,488,216.80x = 3,729,560.40 × 1,068,031.20
  4. Step 4: Simplify right side
    2,488,216.80x = 3,983,286,869,484.48
  5. Step 5: Solve for x
    x = 3,983,286,869,484.48/2,488,216.80
  6. Step 6: Final answer
    x = 1,600,860.05

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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.