Home / 3,901,854.95-5,853,343.22-1,206,390.32

Finding the Fourth Proportional to 3,901,854.95, 5,853,343.22 and 1,206,390.32

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Solution

The fourth proportional to 3,901,854.95, 5,853,343.22 and 1,206,390.32 is: 1,809,758.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901,854.95 : 5,853,343.22 = 1,206,390.32 : x
  2. Step 2: Convert to fraction form
    3,901,854.95/5,853,343.22 = 1,206,390.32/x
  3. Step 3: Cross multiply
    3,901,854.95x = 5,853,343.22 × 1,206,390.32
  4. Step 4: Simplify right side
    3,901,854.95x = 7,061,416,600,245.63
  5. Step 5: Solve for x
    x = 7,061,416,600,245.63/3,901,854.95
  6. Step 6: Final answer
    x = 1,809,758.87

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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.