Home / 2,220,098.09-3,063,648.89-1,393,616.21

Finding the Fourth Proportional to 2,220,098.09, 3,063,648.89 and 1,393,616.21

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Solution

The fourth proportional to 2,220,098.09, 3,063,648.89 and 1,393,616.21 is: 1,923,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,098.09 : 3,063,648.89 = 1,393,616.21 : x
  2. Step 2: Convert to fraction form
    2,220,098.09/3,063,648.89 = 1,393,616.21/x
  3. Step 3: Cross multiply
    2,220,098.09x = 3,063,648.89 × 1,393,616.21
  4. Step 4: Simplify right side
    2,220,098.09x = 4,269,550,747,884.43
  5. Step 5: Solve for x
    x = 4,269,550,747,884.43/2,220,098.09
  6. Step 6: Final answer
    x = 1,923,136.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.