Home / 1,646,109.91-2,271,986.99-1,001,737.72

Finding the Fourth Proportional to 1,646,109.91, 2,271,986.99 and 1,001,737.72

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Solution

The fourth proportional to 1,646,109.91, 2,271,986.99 and 1,001,737.72 is: 1,382,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,109.91 : 2,271,986.99 = 1,001,737.72 : x
  2. Step 2: Convert to fraction form
    1,646,109.91/2,271,986.99 = 1,001,737.72/x
  3. Step 3: Cross multiply
    1,646,109.91x = 2,271,986.99 × 1,001,737.72
  4. Step 4: Simplify right side
    1,646,109.91x = 2,275,935,067,232.26
  5. Step 5: Solve for x
    x = 2,275,935,067,232.26/1,646,109.91
  6. Step 6: Final answer
    x = 1,382,614.28

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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.