Home / 1,103,844.30-1,655,766.45-806,412.30

Finding the Fourth Proportional to 1,103,844.30, 1,655,766.45 and 806,412.30

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Solution

The fourth proportional to 1,103,844.30, 1,655,766.45 and 806,412.30 is: 1,209,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,103,844.30 : 1,655,766.45 = 806,412.30 : x
  2. Step 2: Convert to fraction form
    1,103,844.30/1,655,766.45 = 806,412.30/x
  3. Step 3: Cross multiply
    1,103,844.30x = 1,655,766.45 × 806,412.30
  4. Step 4: Simplify right side
    1,103,844.30x = 1,335,230,431,207.34
  5. Step 5: Solve for x
    x = 1,335,230,431,207.34/1,103,844.30
  6. Step 6: Final answer
    x = 1,209,618.45

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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.