Home / 3,120,227.20-4,671,009.60-1,857,404.80

Finding the Fourth Proportional to 3,120,227.20, 4,671,009.60 and 1,857,404.80

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Solution

The fourth proportional to 3,120,227.20, 4,671,009.60 and 1,857,404.80 is: 2,780,552.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,120,227.20 : 4,671,009.60 = 1,857,404.80 : x
  2. Step 2: Convert to fraction form
    3,120,227.20/4,671,009.60 = 1,857,404.80/x
  3. Step 3: Cross multiply
    3,120,227.20x = 4,671,009.60 × 1,857,404.80
  4. Step 4: Simplify right side
    3,120,227.20x = 8,675,955,651,886.08
  5. Step 5: Solve for x
    x = 8,675,955,651,886.08/3,120,227.20
  6. Step 6: Final answer
    x = 2,780,552.54

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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.