Home / 1,083,726.20-1,625,589.30-705,812.60

Finding the Fourth Proportional to 1,083,726.20, 1,625,589.30 and 705,812.60

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Solution

The fourth proportional to 1,083,726.20, 1,625,589.30 and 705,812.60 is: 1,058,718.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,726.20 : 1,625,589.30 = 705,812.60 : x
  2. Step 2: Convert to fraction form
    1,083,726.20/1,625,589.30 = 705,812.60/x
  3. Step 3: Cross multiply
    1,083,726.20x = 1,625,589.30 × 705,812.60
  4. Step 4: Simplify right side
    1,083,726.20x = 1,147,361,410,365.18
  5. Step 5: Solve for x
    x = 1,147,361,410,365.18/1,083,726.20
  6. Step 6: Final answer
    x = 1,058,718.90

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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.