Home / 1,485,067.30-2,227,600.95-1,397,976.10

Finding the Fourth Proportional to 1,485,067.30, 2,227,600.95 and 1,397,976.10

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Solution

The fourth proportional to 1,485,067.30, 2,227,600.95 and 1,397,976.10 is: 2,096,964.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,067.30 : 2,227,600.95 = 1,397,976.10 : x
  2. Step 2: Convert to fraction form
    1,485,067.30/2,227,600.95 = 1,397,976.10/x
  3. Step 3: Cross multiply
    1,485,067.30x = 2,227,600.95 × 1,397,976.10
  4. Step 4: Simplify right side
    1,485,067.30x = 3,114,132,888,437.30
  5. Step 5: Solve for x
    x = 3,114,132,888,437.30/1,485,067.30
  6. Step 6: Final answer
    x = 2,096,964.15

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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.