Home / 1,325,083.88-1,986,572.82-576,605

Finding the Fourth Proportional to 1,325,083.88, 1,986,572.82 and 576,605

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Solution

The fourth proportional to 1,325,083.88, 1,986,572.82 and 576,605 is: 864,449.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,083.88 : 1,986,572.82 = 576,605 : x
  2. Step 2: Convert to fraction form
    1,325,083.88/1,986,572.82 = 576,605/x
  3. Step 3: Cross multiply
    1,325,083.88x = 1,986,572.82 × 576,605
  4. Step 4: Simplify right side
    1,325,083.88x = 1,145,467,820,876.10
  5. Step 5: Solve for x
    x = 1,145,467,820,876.10/1,325,083.88
  6. Step 6: Final answer
    x = 864,449.29

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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.