Home / 4,825,819.95-7,238,725.80-1,231,586.61

Finding the Fourth Proportional to 4,825,819.95, 7,238,725.80 and 1,231,586.61

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Solution

The fourth proportional to 4,825,819.95, 7,238,725.80 and 1,231,586.61 is: 1,847,378.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,825,819.95 : 7,238,725.80 = 1,231,586.61 : x
  2. Step 2: Convert to fraction form
    4,825,819.95/7,238,725.80 = 1,231,586.61/x
  3. Step 3: Cross multiply
    4,825,819.95x = 7,238,725.80 × 1,231,586.61
  4. Step 4: Simplify right side
    4,825,819.95x = 8,915,117,768,741.54
  5. Step 5: Solve for x
    x = 8,915,117,768,741.54/4,825,819.95
  6. Step 6: Final answer
    x = 1,847,378.86

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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.