Home / 2,165,246.80-2,988,046.96-1,198,444.24

Finding the Fourth Proportional to 2,165,246.80, 2,988,046.96 and 1,198,444.24

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Solution

The fourth proportional to 2,165,246.80, 2,988,046.96 and 1,198,444.24 is: 1,653,856.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,165,246.80 : 2,988,046.96 = 1,198,444.24 : x
  2. Step 2: Convert to fraction form
    2,165,246.80/2,988,046.96 = 1,198,444.24/x
  3. Step 3: Cross multiply
    2,165,246.80x = 2,988,046.96 × 1,198,444.24
  4. Step 4: Simplify right side
    2,165,246.80x = 3,581,007,668,061.51
  5. Step 5: Solve for x
    x = 3,581,007,668,061.51/2,165,246.80
  6. Step 6: Final answer
    x = 1,653,856.58

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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.