Home / 1,995,731.60-2,753,328.12-1,230,456.56

Finding the Fourth Proportional to 1,995,731.60, 2,753,328.12 and 1,230,456.56

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Solution

The fourth proportional to 1,995,731.60, 2,753,328.12 and 1,230,456.56 is: 1,697,548.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,731.60 : 2,753,328.12 = 1,230,456.56 : x
  2. Step 2: Convert to fraction form
    1,995,731.60/2,753,328.12 = 1,230,456.56/x
  3. Step 3: Cross multiply
    1,995,731.60x = 2,753,328.12 × 1,230,456.56
  4. Step 4: Simplify right side
    1,995,731.60x = 3,387,850,647,086.47
  5. Step 5: Solve for x
    x = 3,387,850,647,086.47/1,995,731.60
  6. Step 6: Final answer
    x = 1,697,548.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.