Home / 6,231,920.10-9,346,944.60-1,971,534.78

Finding the Fourth Proportional to 6,231,920.10, 9,346,944.60 and 1,971,534.78

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Solution

The fourth proportional to 6,231,920.10, 9,346,944.60 and 1,971,534.78 is: 2,957,006.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,231,920.10 : 9,346,944.60 = 1,971,534.78 : x
  2. Step 2: Convert to fraction form
    6,231,920.10/9,346,944.60 = 1,971,534.78/x
  3. Step 3: Cross multiply
    6,231,920.10x = 9,346,944.60 × 1,971,534.78
  4. Step 4: Simplify right side
    6,231,920.10x = 18,427,826,365,633.19
  5. Step 5: Solve for x
    x = 18,427,826,365,633.19/6,231,920.10
  6. Step 6: Final answer
    x = 2,957,006.20

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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.