Home / 1,040,105.90-1,557,048.45-619,165.10

Finding the Fourth Proportional to 1,040,105.90, 1,557,048.45 and 619,165.10

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Solution

The fourth proportional to 1,040,105.90, 1,557,048.45 and 619,165.10 is: 926,896.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,105.90 : 1,557,048.45 = 619,165.10 : x
  2. Step 2: Convert to fraction form
    1,040,105.90/1,557,048.45 = 619,165.10/x
  3. Step 3: Cross multiply
    1,040,105.90x = 1,557,048.45 × 619,165.10
  4. Step 4: Simplify right side
    1,040,105.90x = 964,070,059,249.10
  5. Step 5: Solve for x
    x = 964,070,059,249.10/1,040,105.90
  6. Step 6: Final answer
    x = 926,896.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.