Home / 4,252,447.76-6,382,870.68-1,857,945.20

Finding the Fourth Proportional to 4,252,447.76, 6,382,870.68 and 1,857,945.20

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Solution

The fourth proportional to 4,252,447.76, 6,382,870.68 and 1,857,945.20 is: 2,788,752.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252,447.76 : 6,382,870.68 = 1,857,945.20 : x
  2. Step 2: Convert to fraction form
    4,252,447.76/6,382,870.68 = 1,857,945.20/x
  3. Step 3: Cross multiply
    4,252,447.76x = 6,382,870.68 × 1,857,945.20
  4. Step 4: Simplify right side
    4,252,447.76x = 11,859,023,910,212.38
  5. Step 5: Solve for x
    x = 11,859,023,910,212.38/4,252,447.76
  6. Step 6: Final answer
    x = 2,788,752.41

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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.