Home / 2,211,508.20-3,051,979.56-1,244,701.20

Finding the Fourth Proportional to 2,211,508.20, 3,051,979.56 and 1,244,701.20

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Solution

The fourth proportional to 2,211,508.20, 3,051,979.56 and 1,244,701.20 is: 1,717,742.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,508.20 : 3,051,979.56 = 1,244,701.20 : x
  2. Step 2: Convert to fraction form
    2,211,508.20/3,051,979.56 = 1,244,701.20/x
  3. Step 3: Cross multiply
    2,211,508.20x = 3,051,979.56 × 1,244,701.20
  4. Step 4: Simplify right side
    2,211,508.20x = 3,798,802,620,707.47
  5. Step 5: Solve for x
    x = 3,798,802,620,707.47/2,211,508.20
  6. Step 6: Final answer
    x = 1,717,742.95

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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.