Home / 2,049,351.80-3,072,875.70-787,220.60

Finding the Fourth Proportional to 2,049,351.80, 3,072,875.70 and 787,220.60

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Solution

The fourth proportional to 2,049,351.80, 3,072,875.70 and 787,220.60 is: 1,180,388.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,049,351.80 : 3,072,875.70 = 787,220.60 : x
  2. Step 2: Convert to fraction form
    2,049,351.80/3,072,875.70 = 787,220.60/x
  3. Step 3: Cross multiply
    2,049,351.80x = 3,072,875.70 × 787,220.60
  4. Step 4: Simplify right side
    2,049,351.80x = 2,419,031,052,279.42
  5. Step 5: Solve for x
    x = 2,419,031,052,279.42/2,049,351.80
  6. Step 6: Final answer
    x = 1,180,388.38

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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.