Home / 2,681,609.31-3,700,542.96-1,520,163.30

Finding the Fourth Proportional to 2,681,609.31, 3,700,542.96 and 1,520,163.30

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Solution

The fourth proportional to 2,681,609.31, 3,700,542.96 and 1,520,163.30 is: 2,097,781.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,609.31 : 3,700,542.96 = 1,520,163.30 : x
  2. Step 2: Convert to fraction form
    2,681,609.31/3,700,542.96 = 1,520,163.30/x
  3. Step 3: Cross multiply
    2,681,609.31x = 3,700,542.96 × 1,520,163.30
  4. Step 4: Simplify right side
    2,681,609.31x = 5,625,429,597,865.37
  5. Step 5: Solve for x
    x = 5,625,429,597,865.37/2,681,609.31
  6. Step 6: Final answer
    x = 2,097,781.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.