Home / 1,198,169.64-1,653,687.68-708,119.15

Finding the Fourth Proportional to 1,198,169.64, 1,653,687.68 and 708,119.15

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Solution

The fourth proportional to 1,198,169.64, 1,653,687.68 and 708,119.15 is: 977,330.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,169.64 : 1,653,687.68 = 708,119.15 : x
  2. Step 2: Convert to fraction form
    1,198,169.64/1,653,687.68 = 708,119.15/x
  3. Step 3: Cross multiply
    1,198,169.64x = 1,653,687.68 × 708,119.15
  4. Step 4: Simplify right side
    1,198,169.64x = 1,171,007,902,518.04
  5. Step 5: Solve for x
    x = 1,171,007,902,518.04/1,198,169.64
  6. Step 6: Final answer
    x = 977,330.64

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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.