Home / 2,026,987.86-2,797,243.52-1,109,217.22

Finding the Fourth Proportional to 2,026,987.86, 2,797,243.52 and 1,109,217.22

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Solution

The fourth proportional to 2,026,987.86, 2,797,243.52 and 1,109,217.22 is: 1,530,719.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,026,987.86 : 2,797,243.52 = 1,109,217.22 : x
  2. Step 2: Convert to fraction form
    2,026,987.86/2,797,243.52 = 1,109,217.22/x
  3. Step 3: Cross multiply
    2,026,987.86x = 2,797,243.52 × 1,109,217.22
  4. Step 4: Simplify right side
    2,026,987.86x = 3,102,750,690,352.06
  5. Step 5: Solve for x
    x = 3,102,750,690,352.06/2,026,987.86
  6. Step 6: Final answer
    x = 1,530,719.92

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Double scale
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1.5x scale

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.