Home / 1,942,800.30-2,914,200.45-1,627,872.30

Finding the Fourth Proportional to 1,942,800.30, 2,914,200.45 and 1,627,872.30

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Solution

The fourth proportional to 1,942,800.30, 2,914,200.45 and 1,627,872.30 is: 2,441,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942,800.30 : 2,914,200.45 = 1,627,872.30 : x
  2. Step 2: Convert to fraction form
    1,942,800.30/2,914,200.45 = 1,627,872.30/x
  3. Step 3: Cross multiply
    1,942,800.30x = 2,914,200.45 × 1,627,872.30
  4. Step 4: Simplify right side
    1,942,800.30x = 4,743,946,189,202.54
  5. Step 5: Solve for x
    x = 4,743,946,189,202.54/1,942,800.30
  6. Step 6: Final answer
    x = 2,441,808.45

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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.