Home / 2,782,001.60-4,171,965.60-1,098,756.80

Finding the Fourth Proportional to 2,782,001.60, 4,171,965.60 and 1,098,756.80

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Solution

The fourth proportional to 2,782,001.60, 4,171,965.60 and 1,098,756.80 is: 1,647,725.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,001.60 : 4,171,965.60 = 1,098,756.80 : x
  2. Step 2: Convert to fraction form
    2,782,001.60/4,171,965.60 = 1,098,756.80/x
  3. Step 3: Cross multiply
    2,782,001.60x = 4,171,965.60 × 1,098,756.80
  4. Step 4: Simplify right side
    2,782,001.60x = 4,583,975,572,366.08
  5. Step 5: Solve for x
    x = 4,583,975,572,366.08/2,782,001.60
  6. Step 6: Final answer
    x = 1,647,725.71

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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.