Home / 2,727,982.08-4,091,532.30-1,288,662.48

Finding the Fourth Proportional to 2,727,982.08, 4,091,532.30 and 1,288,662.48

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Solution

The fourth proportional to 2,727,982.08, 4,091,532.30 and 1,288,662.48 is: 1,932,785.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727,982.08 : 4,091,532.30 = 1,288,662.48 : x
  2. Step 2: Convert to fraction form
    2,727,982.08/4,091,532.30 = 1,288,662.48/x
  3. Step 3: Cross multiply
    2,727,982.08x = 4,091,532.30 × 1,288,662.48
  4. Step 4: Simplify right side
    2,727,982.08x = 5,272,604,160,718.10
  5. Step 5: Solve for x
    x = 5,272,604,160,718.10/2,727,982.08
  6. Step 6: Final answer
    x = 1,932,785.48

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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.