Home / 1,551,212.65-2,326,819.65-486,337.73

Finding the Fourth Proportional to 1,551,212.65, 2,326,819.65 and 486,337.73

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Solution

The fourth proportional to 1,551,212.65, 2,326,819.65 and 486,337.73 is: 729,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,551,212.65 : 2,326,819.65 = 486,337.73 : x
  2. Step 2: Convert to fraction form
    1,551,212.65/2,326,819.65 = 486,337.73/x
  3. Step 3: Cross multiply
    1,551,212.65x = 2,326,819.65 × 486,337.73
  4. Step 4: Simplify right side
    1,551,212.65x = 1,131,620,192,517.44
  5. Step 5: Solve for x
    x = 1,131,620,192,517.44/1,551,212.65
  6. Step 6: Final answer
    x = 729,506.81

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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.