Home / 1,198,644.28-1,654,062.73-654,671.77

Finding the Fourth Proportional to 1,198,644.28, 1,654,062.73 and 654,671.77

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Solution

The fourth proportional to 1,198,644.28, 1,654,062.73 and 654,671.77 is: 903,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,644.28 : 1,654,062.73 = 654,671.77 : x
  2. Step 2: Convert to fraction form
    1,198,644.28/1,654,062.73 = 654,671.77/x
  3. Step 3: Cross multiply
    1,198,644.28x = 1,654,062.73 × 654,671.77
  4. Step 4: Simplify right side
    1,198,644.28x = 1,082,868,169,368.30
  5. Step 5: Solve for x
    x = 1,082,868,169,368.30/1,198,644.28
  6. Step 6: Final answer
    x = 903,410.79

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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.