Home / 2,271,980.63-3,135,333.08-1,253,385.38

Finding the Fourth Proportional to 2,271,980.63, 3,135,333.08 and 1,253,385.38

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Solution

The fourth proportional to 2,271,980.63, 3,135,333.08 and 1,253,385.38 is: 1,729,671.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271,980.63 : 3,135,333.08 = 1,253,385.38 : x
  2. Step 2: Convert to fraction form
    2,271,980.63/3,135,333.08 = 1,253,385.38/x
  3. Step 3: Cross multiply
    2,271,980.63x = 3,135,333.08 × 1,253,385.38
  4. Step 4: Simplify right side
    2,271,980.63x = 3,929,780,654,874.17
  5. Step 5: Solve for x
    x = 3,929,780,654,874.17/2,271,980.63
  6. Step 6: Final answer
    x = 1,729,671.72

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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.