Home / 880,867.70-1,321,301.55-817,882.10

Finding the Fourth Proportional to 880,867.70, 1,321,301.55 and 817,882.10

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Solution

The fourth proportional to 880,867.70, 1,321,301.55 and 817,882.10 is: 1,226,823.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,867.70 : 1,321,301.55 = 817,882.10 : x
  2. Step 2: Convert to fraction form
    880,867.70/1,321,301.55 = 817,882.10/x
  3. Step 3: Cross multiply
    880,867.70x = 1,321,301.55 × 817,882.10
  4. Step 4: Simplify right side
    880,867.70x = 1,080,668,886,447.26
  5. Step 5: Solve for x
    x = 1,080,668,886,447.26/880,867.70
  6. Step 6: Final answer
    x = 1,226,823.15

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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.