Home / 1,080,939.73-1,621,476.45-361,346.18

Finding the Fourth Proportional to 1,080,939.73, 1,621,476.45 and 361,346.18

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Solution

The fourth proportional to 1,080,939.73, 1,621,476.45 and 361,346.18 is: 542,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,939.73 : 1,621,476.45 = 361,346.18 : x
  2. Step 2: Convert to fraction form
    1,080,939.73/1,621,476.45 = 361,346.18/x
  3. Step 3: Cross multiply
    1,080,939.73x = 1,621,476.45 × 361,346.18
  4. Step 4: Simplify right side
    1,080,939.73x = 585,914,321,167.46
  5. Step 5: Solve for x
    x = 585,914,321,167.46/1,080,939.73
  6. Step 6: Final answer
    x = 542,041.62

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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.