Home / 2,190,982.20-3,280,943.70-1,748,614.20

Finding the Fourth Proportional to 2,190,982.20, 3,280,943.70 and 1,748,614.20

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Solution

The fourth proportional to 2,190,982.20, 3,280,943.70 and 1,748,614.20 is: 2,618,508.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,982.20 : 3,280,943.70 = 1,748,614.20 : x
  2. Step 2: Convert to fraction form
    2,190,982.20/3,280,943.70 = 1,748,614.20/x
  3. Step 3: Cross multiply
    2,190,982.20x = 3,280,943.70 × 1,748,614.20
  4. Step 4: Simplify right side
    2,190,982.20x = 5,737,104,743,220.54
  5. Step 5: Solve for x
    x = 5,737,104,743,220.54/2,190,982.20
  6. Step 6: Final answer
    x = 2,618,508.15

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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.