Home / 2,695,036.20-4,042,619.10-801,839.40

Finding the Fourth Proportional to 2,695,036.20, 4,042,619.10 and 801,839.40

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Solution

The fourth proportional to 2,695,036.20, 4,042,619.10 and 801,839.40 is: 1,202,778.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,036.20 : 4,042,619.10 = 801,839.40 : x
  2. Step 2: Convert to fraction form
    2,695,036.20/4,042,619.10 = 801,839.40/x
  3. Step 3: Cross multiply
    2,695,036.20x = 4,042,619.10 × 801,839.40
  4. Step 4: Simplify right side
    2,695,036.20x = 3,241,531,273,572.54
  5. Step 5: Solve for x
    x = 3,241,531,273,572.54/2,695,036.20
  6. Step 6: Final answer
    x = 1,202,778.38

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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.