Home / 2,148,820.16-2,965,309.92-1,181,950.40

Finding the Fourth Proportional to 2,148,820.16, 2,965,309.92 and 1,181,950.40

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Solution

The fourth proportional to 2,148,820.16, 2,965,309.92 and 1,181,950.40 is: 1,631,057.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,148,820.16 : 2,965,309.92 = 1,181,950.40 : x
  2. Step 2: Convert to fraction form
    2,148,820.16/2,965,309.92 = 1,181,950.40/x
  3. Step 3: Cross multiply
    2,148,820.16x = 2,965,309.92 × 1,181,950.40
  4. Step 4: Simplify right side
    2,148,820.16x = 3,504,849,246,067.97
  5. Step 5: Solve for x
    x = 3,504,849,246,067.97/2,148,820.16
  6. Step 6: Final answer
    x = 1,631,057.50

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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.