Home / 5,253,076.80-7,879,615.20-2,057,140.80

Finding the Fourth Proportional to 5,253,076.80, 7,879,615.20 and 2,057,140.80

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Solution

The fourth proportional to 5,253,076.80, 7,879,615.20 and 2,057,140.80 is: 3,085,711.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,253,076.80 : 7,879,615.20 = 2,057,140.80 : x
  2. Step 2: Convert to fraction form
    5,253,076.80/7,879,615.20 = 2,057,140.80/x
  3. Step 3: Cross multiply
    5,253,076.80x = 7,879,615.20 × 2,057,140.80
  4. Step 4: Simplify right side
    5,253,076.80x = 16,209,477,916,220.16
  5. Step 5: Solve for x
    x = 16,209,477,916,220.16/5,253,076.80
  6. Step 6: Final answer
    x = 3,085,711.20

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Similar ratio
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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.