Home / 2,271,211.60-3,408,129.60-851,411.20

Finding the Fourth Proportional to 2,271,211.60, 3,408,129.60 and 851,411.20

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Solution

The fourth proportional to 2,271,211.60, 3,408,129.60 and 851,411.20 is: 1,277,608.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,211.60 : 3,408,129.60 = 851,411.20 : x
  2. Step 2: Convert to fraction form
    2,271,211.60/3,408,129.60 = 851,411.20/x
  3. Step 3: Cross multiply
    2,271,211.60x = 3,408,129.60 × 851,411.20
  4. Step 4: Simplify right side
    2,271,211.60x = 2,901,719,712,491.52
  5. Step 5: Solve for x
    x = 2,901,719,712,491.52/2,271,211.60
  6. Step 6: Final answer
    x = 1,277,608.71

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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.