Home / 2,799,316.80-4,195,864.80-1,538,049.60

Finding the Fourth Proportional to 2,799,316.80, 4,195,864.80 and 1,538,049.60

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Solution

The fourth proportional to 2,799,316.80, 4,195,864.80 and 1,538,049.60 is: 2,305,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,799,316.80 : 4,195,864.80 = 1,538,049.60 : x
  2. Step 2: Convert to fraction form
    2,799,316.80/4,195,864.80 = 1,538,049.60/x
  3. Step 3: Cross multiply
    2,799,316.80x = 4,195,864.80 × 1,538,049.60
  4. Step 4: Simplify right side
    2,799,316.80x = 6,453,448,177,294.08
  5. Step 5: Solve for x
    x = 6,453,448,177,294.08/2,799,316.80
  6. Step 6: Final answer
    x = 2,305,365.43

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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.