Home / 3,710,254.22-5,120,691.76-2,078,772.06

Finding the Fourth Proportional to 3,710,254.22, 5,120,691.76 and 2,078,772.06

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Solution

The fourth proportional to 3,710,254.22, 5,120,691.76 and 2,078,772.06 is: 2,869,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710,254.22 : 5,120,691.76 = 2,078,772.06 : x
  2. Step 2: Convert to fraction form
    3,710,254.22/5,120,691.76 = 2,078,772.06/x
  3. Step 3: Cross multiply
    3,710,254.22x = 5,120,691.76 × 2,078,772.06
  4. Step 4: Simplify right side
    3,710,254.22x = 10,644,750,958,560.22
  5. Step 5: Solve for x
    x = 10,644,750,958,560.22/3,710,254.22
  6. Step 6: Final answer
    x = 2,869,008.52

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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.