Home / 1,876,948-2,587,321.92-1,150,449.28

Finding the Fourth Proportional to 1,876,948, 2,587,321.92 and 1,150,449.28

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Solution

The fourth proportional to 1,876,948, 2,587,321.92 and 1,150,449.28 is: 1,585,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,948 : 2,587,321.92 = 1,150,449.28 : x
  2. Step 2: Convert to fraction form
    1,876,948/2,587,321.92 = 1,150,449.28/x
  3. Step 3: Cross multiply
    1,876,948x = 2,587,321.92 × 1,150,449.28
  4. Step 4: Simplify right side
    1,876,948x = 2,976,582,639,992.22
  5. Step 5: Solve for x
    x = 2,976,582,639,992.22/1,876,948
  6. Step 6: Final answer
    x = 1,585,863.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.