Home / 3,580,125.10-4,940,681.13-1,948,650.43

Finding the Fourth Proportional to 3,580,125.10, 4,940,681.13 and 1,948,650.43

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Solution

The fourth proportional to 3,580,125.10, 4,940,681.13 and 1,948,650.43 is: 2,689,196.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580,125.10 : 4,940,681.13 = 1,948,650.43 : x
  2. Step 2: Convert to fraction form
    3,580,125.10/4,940,681.13 = 1,948,650.43/x
  3. Step 3: Cross multiply
    3,580,125.10x = 4,940,681.13 × 1,948,650.43
  4. Step 4: Simplify right side
    3,580,125.10x = 9,627,660,408,467.39
  5. Step 5: Solve for x
    x = 9,627,660,408,467.39/3,580,125.10
  6. Step 6: Final answer
    x = 2,689,196.65

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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.