Home / 1,198,593.15-1,653,986.70-654,620.64

Finding the Fourth Proportional to 1,198,593.15, 1,653,986.70 and 654,620.64

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Solution

The fourth proportional to 1,198,593.15, 1,653,986.70 and 654,620.64 is: 903,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,198,593.15 : 1,653,986.70 = 654,620.64 : x
  2. Step 2: Convert to fraction form
    1,198,593.15/1,653,986.70 = 654,620.64/x
  3. Step 3: Cross multiply
    1,198,593.15x = 1,653,986.70 × 654,620.64
  4. Step 4: Simplify right side
    1,198,593.15x = 1,082,733,832,105.49
  5. Step 5: Solve for x
    x = 1,082,733,832,105.49/1,198,593.15
  6. Step 6: Final answer
    x = 903,337.24

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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.