Home / 1,197,340.20-1,796,010.30-723,781.80

Finding the Fourth Proportional to 1,197,340.20, 1,796,010.30 and 723,781.80

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Solution

The fourth proportional to 1,197,340.20, 1,796,010.30 and 723,781.80 is: 1,085,672.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,197,340.20 : 1,796,010.30 = 723,781.80 : x
  2. Step 2: Convert to fraction form
    1,197,340.20/1,796,010.30 = 723,781.80/x
  3. Step 3: Cross multiply
    1,197,340.20x = 1,796,010.30 × 723,781.80
  4. Step 4: Simplify right side
    1,197,340.20x = 1,299,919,567,752.54
  5. Step 5: Solve for x
    x = 1,299,919,567,752.54/1,197,340.20
  6. Step 6: Final answer
    x = 1,085,672.70

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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.