Home / 1,040,198.12-1,435,349.09-574,989.17

Finding the Fourth Proportional to 1,040,198.12, 1,435,349.09 and 574,989.17

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Solution

The fourth proportional to 1,040,198.12, 1,435,349.09 and 574,989.17 is: 793,416.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,198.12 : 1,435,349.09 = 574,989.17 : x
  2. Step 2: Convert to fraction form
    1,040,198.12/1,435,349.09 = 574,989.17/x
  3. Step 3: Cross multiply
    1,040,198.12x = 1,435,349.09 × 574,989.17
  4. Step 4: Simplify right side
    1,040,198.12x = 825,310,181,919.36
  5. Step 5: Solve for x
    x = 825,310,181,919.36/1,040,198.12
  6. Step 6: Final answer
    x = 793,416.34

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Double scale
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1.5x scale

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.