Home / 2,874,729.60-4,313,649.60-1,192,003.20

Finding the Fourth Proportional to 2,874,729.60, 4,313,649.60 and 1,192,003.20

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Solution

The fourth proportional to 2,874,729.60, 4,313,649.60 and 1,192,003.20 is: 1,788,649.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,874,729.60 : 4,313,649.60 = 1,192,003.20 : x
  2. Step 2: Convert to fraction form
    2,874,729.60/4,313,649.60 = 1,192,003.20/x
  3. Step 3: Cross multiply
    2,874,729.60x = 4,313,649.60 × 1,192,003.20
  4. Step 4: Simplify right side
    2,874,729.60x = 5,141,884,126,878.72
  5. Step 5: Solve for x
    x = 5,141,884,126,878.72/2,874,729.60
  6. Step 6: Final answer
    x = 1,788,649.66

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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.