Home / 3,655,371.60-5,481,548.28-1,380,508.92

Finding the Fourth Proportional to 3,655,371.60, 5,481,548.28 and 1,380,508.92

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Solution

The fourth proportional to 3,655,371.60, 5,481,548.28 and 1,380,508.92 is: 2,070,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,655,371.60 : 5,481,548.28 = 1,380,508.92 : x
  2. Step 2: Convert to fraction form
    3,655,371.60/5,481,548.28 = 1,380,508.92/x
  3. Step 3: Cross multiply
    3,655,371.60x = 5,481,548.28 × 1,380,508.92
  4. Step 4: Simplify right side
    3,655,371.60x = 7,567,326,295,950.66
  5. Step 5: Solve for x
    x = 7,567,326,295,950.66/3,655,371.60
  6. Step 6: Final answer
    x = 2,070,193.44

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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.