Home / 2,695,219.80-4,042,829.70-801,715.20

Finding the Fourth Proportional to 2,695,219.80, 4,042,829.70 and 801,715.20

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Solution

The fourth proportional to 2,695,219.80, 4,042,829.70 and 801,715.20 is: 1,202,572.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,219.80 : 4,042,829.70 = 801,715.20 : x
  2. Step 2: Convert to fraction form
    2,695,219.80/4,042,829.70 = 801,715.20/x
  3. Step 3: Cross multiply
    2,695,219.80x = 4,042,829.70 × 801,715.20
  4. Step 4: Simplify right side
    2,695,219.80x = 3,241,198,021,501.44
  5. Step 5: Solve for x
    x = 3,241,198,021,501.44/2,695,219.80
  6. Step 6: Final answer
    x = 1,202,572.80

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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.