Home / 2,786,331.60-4,175,560.80-1,718,200.80

Finding the Fourth Proportional to 2,786,331.60, 4,175,560.80 and 1,718,200.80

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Solution

The fourth proportional to 2,786,331.60, 4,175,560.80 and 1,718,200.80 is: 2,574,873.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,331.60 : 4,175,560.80 = 1,718,200.80 : x
  2. Step 2: Convert to fraction form
    2,786,331.60/4,175,560.80 = 1,718,200.80/x
  3. Step 3: Cross multiply
    2,786,331.60x = 4,175,560.80 × 1,718,200.80
  4. Step 4: Simplify right side
    2,786,331.60x = 7,174,451,907,008.64
  5. Step 5: Solve for x
    x = 7,174,451,907,008.64/2,786,331.60
  6. Step 6: Final answer
    x = 2,574,873.68

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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.