Home / 1,073,104.80-1,609,657.20-695,191.20

Finding the Fourth Proportional to 1,073,104.80, 1,609,657.20 and 695,191.20

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Solution

The fourth proportional to 1,073,104.80, 1,609,657.20 and 695,191.20 is: 1,042,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,073,104.80 : 1,609,657.20 = 695,191.20 : x
  2. Step 2: Convert to fraction form
    1,073,104.80/1,609,657.20 = 695,191.20/x
  3. Step 3: Cross multiply
    1,073,104.80x = 1,609,657.20 × 695,191.20
  4. Step 4: Simplify right side
    1,073,104.80x = 1,119,019,520,456.64
  5. Step 5: Solve for x
    x = 1,119,019,520,456.64/1,073,104.80
  6. Step 6: Final answer
    x = 1,042,786.80

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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.