Home / 1,747,565.80-2,621,348.70-682,642.60

Finding the Fourth Proportional to 1,747,565.80, 2,621,348.70 and 682,642.60

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Solution

The fourth proportional to 1,747,565.80, 2,621,348.70 and 682,642.60 is: 1,023,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,565.80 : 2,621,348.70 = 682,642.60 : x
  2. Step 2: Convert to fraction form
    1,747,565.80/2,621,348.70 = 682,642.60/x
  3. Step 3: Cross multiply
    1,747,565.80x = 2,621,348.70 × 682,642.60
  4. Step 4: Simplify right side
    1,747,565.80x = 1,789,444,292,074.62
  5. Step 5: Solve for x
    x = 1,789,444,292,074.62/1,747,565.80
  6. Step 6: Final answer
    x = 1,023,963.90

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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.