Home / 1,198,356.27-1,653,722.78-654,492.30

Finding the Fourth Proportional to 1,198,356.27, 1,653,722.78 and 654,492.30

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Solution

The fourth proportional to 1,198,356.27, 1,653,722.78 and 654,492.30 is: 903,194.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,356.27 : 1,653,722.78 = 654,492.30 : x
  2. Step 2: Convert to fraction form
    1,198,356.27/1,653,722.78 = 654,492.30/x
  3. Step 3: Cross multiply
    1,198,356.27x = 1,653,722.78 × 654,492.30
  4. Step 4: Simplify right side
    1,198,356.27x = 1,082,348,825,844.59
  5. Step 5: Solve for x
    x = 1,082,348,825,844.59/1,198,356.27
  6. Step 6: Final answer
    x = 903,194.53

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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.