Home / 1,198,800.40-1,650,976.68-1,172,673.04

Finding the Fourth Proportional to 1,198,800.40, 1,650,976.68 and 1,172,673.04

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Solution

The fourth proportional to 1,198,800.40, 1,650,976.68 and 1,172,673.04 is: 1,614,994.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,800.40 : 1,650,976.68 = 1,172,673.04 : x
  2. Step 2: Convert to fraction form
    1,198,800.40/1,650,976.68 = 1,172,673.04/x
  3. Step 3: Cross multiply
    1,198,800.40x = 1,650,976.68 × 1,172,673.04
  4. Step 4: Simplify right side
    1,198,800.40x = 1,936,055,842,304.71
  5. Step 5: Solve for x
    x = 1,936,055,842,304.71/1,198,800.40
  6. Step 6: Final answer
    x = 1,614,994.32

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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.