Home / 1,971,757.91-2,721,151.92-1,112,004.47

Finding the Fourth Proportional to 1,971,757.91, 2,721,151.92 and 1,112,004.47

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Solution

The fourth proportional to 1,971,757.91, 2,721,151.92 and 1,112,004.47 is: 1,534,637.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,757.91 : 2,721,151.92 = 1,112,004.47 : x
  2. Step 2: Convert to fraction form
    1,971,757.91/2,721,151.92 = 1,112,004.47/x
  3. Step 3: Cross multiply
    1,971,757.91x = 2,721,151.92 × 1,112,004.47
  4. Step 4: Simplify right side
    1,971,757.91x = 3,025,933,098,589.08
  5. Step 5: Solve for x
    x = 3,025,933,098,589.08/1,971,757.91
  6. Step 6: Final answer
    x = 1,534,637.23

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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.