Home / 1,969,968.20-2,954,952.30-1,957,526.60

Finding the Fourth Proportional to 1,969,968.20, 2,954,952.30 and 1,957,526.60

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Solution

The fourth proportional to 1,969,968.20, 2,954,952.30 and 1,957,526.60 is: 2,936,289.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,968.20 : 2,954,952.30 = 1,957,526.60 : x
  2. Step 2: Convert to fraction form
    1,969,968.20/2,954,952.30 = 1,957,526.60/x
  3. Step 3: Cross multiply
    1,969,968.20x = 2,954,952.30 × 1,957,526.60
  4. Step 4: Simplify right side
    1,969,968.20x = 5,784,397,728,981.18
  5. Step 5: Solve for x
    x = 5,784,397,728,981.18/1,969,968.20
  6. Step 6: Final answer
    x = 2,936,289.90

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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.