Home / 5,002,712.31-7,504,511.28-1,408,510.11

Finding the Fourth Proportional to 5,002,712.31, 7,504,511.28 and 1,408,510.11

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Solution

The fourth proportional to 5,002,712.31, 7,504,511.28 and 1,408,510.11 is: 2,112,889.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,002,712.31 : 7,504,511.28 = 1,408,510.11 : x
  2. Step 2: Convert to fraction form
    5,002,712.31/7,504,511.28 = 1,408,510.11/x
  3. Step 3: Cross multiply
    5,002,712.31x = 7,504,511.28 × 1,408,510.11
  4. Step 4: Simplify right side
    5,002,712.31x = 10,570,180,008,489.04
  5. Step 5: Solve for x
    x = 10,570,180,008,489.04/5,002,712.31
  6. Step 6: Final answer
    x = 2,112,889.84

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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.