Home / 2,929,408.22-4,042,648.45-1,672,070.20

Finding the Fourth Proportional to 2,929,408.22, 4,042,648.45 and 1,672,070.20

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Solution

The fourth proportional to 2,929,408.22, 4,042,648.45 and 1,672,070.20 is: 2,307,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,929,408.22 : 4,042,648.45 = 1,672,070.20 : x
  2. Step 2: Convert to fraction form
    2,929,408.22/4,042,648.45 = 1,672,070.20/x
  3. Step 3: Cross multiply
    2,929,408.22x = 4,042,648.45 × 1,672,070.20
  4. Step 4: Simplify right side
    2,929,408.22x = 6,759,591,988,034.39
  5. Step 5: Solve for x
    x = 6,759,591,988,034.39/2,929,408.22
  6. Step 6: Final answer
    x = 2,307,494.04

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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.