Home / 3,970,954.52-5,481,115.28-3,432,870.58

Finding the Fourth Proportional to 3,970,954.52, 5,481,115.28 and 3,432,870.58

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Solution

The fourth proportional to 3,970,954.52, 5,481,115.28 and 3,432,870.58 is: 4,738,397.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,970,954.52 : 5,481,115.28 = 3,432,870.58 : x
  2. Step 2: Convert to fraction form
    3,970,954.52/5,481,115.28 = 3,432,870.58/x
  3. Step 3: Cross multiply
    3,970,954.52x = 5,481,115.28 × 3,432,870.58
  4. Step 4: Simplify right side
    3,970,954.52x = 18,815,959,390,300.46
  5. Step 5: Solve for x
    x = 18,815,959,390,300.46/3,970,954.52
  6. Step 6: Final answer
    x = 4,738,397.10

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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.