Home / 1,083,608.20-1,625,412.30-705,694.60

Finding the Fourth Proportional to 1,083,608.20, 1,625,412.30 and 705,694.60

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Solution

The fourth proportional to 1,083,608.20, 1,625,412.30 and 705,694.60 is: 1,058,541.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,083,608.20 : 1,625,412.30 = 705,694.60 : x
  2. Step 2: Convert to fraction form
    1,083,608.20/1,625,412.30 = 705,694.60/x
  3. Step 3: Cross multiply
    1,083,608.20x = 1,625,412.30 × 705,694.60
  4. Step 4: Simplify right side
    1,083,608.20x = 1,147,044,682,883.58
  5. Step 5: Solve for x
    x = 1,147,044,682,883.58/1,083,608.20
  6. Step 6: Final answer
    x = 1,058,541.90

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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.