Home / 2,691,793.10-3,712,573.90-1,725,013.28

Finding the Fourth Proportional to 2,691,793.10, 3,712,573.90 and 1,725,013.28

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Solution

The fourth proportional to 2,691,793.10, 3,712,573.90 and 1,725,013.28 is: 2,379,172.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,691,793.10 : 3,712,573.90 = 1,725,013.28 : x
  2. Step 2: Convert to fraction form
    2,691,793.10/3,712,573.90 = 1,725,013.28/x
  3. Step 3: Cross multiply
    2,691,793.10x = 3,712,573.90 × 1,725,013.28
  4. Step 4: Simplify right side
    2,691,793.10x = 6,404,239,280,481.39
  5. Step 5: Solve for x
    x = 6,404,239,280,481.39/2,691,793.10
  6. Step 6: Final answer
    x = 2,379,172.19

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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.