Home / 1,993,000.20-2,981,627.10-1,729,685.40

Finding the Fourth Proportional to 1,993,000.20, 2,981,627.10 and 1,729,685.40

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Solution

The fourth proportional to 1,993,000.20, 2,981,627.10 and 1,729,685.40 is: 2,587,695.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,000.20 : 2,981,627.10 = 1,729,685.40 : x
  2. Step 2: Convert to fraction form
    1,993,000.20/2,981,627.10 = 1,729,685.40/x
  3. Step 3: Cross multiply
    1,993,000.20x = 2,981,627.10 × 1,729,685.40
  4. Step 4: Simplify right side
    1,993,000.20x = 5,157,276,863,114.34
  5. Step 5: Solve for x
    x = 5,157,276,863,114.34/1,993,000.20
  6. Step 6: Final answer
    x = 2,587,695.11

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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.