Home / 1,686,839.24-2,327,871.77-922,909.22

Finding the Fourth Proportional to 1,686,839.24, 2,327,871.77 and 922,909.22

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Solution

The fourth proportional to 1,686,839.24, 2,327,871.77 and 922,909.22 is: 1,273,633.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,839.24 : 2,327,871.77 = 922,909.22 : x
  2. Step 2: Convert to fraction form
    1,686,839.24/2,327,871.77 = 922,909.22/x
  3. Step 3: Cross multiply
    1,686,839.24x = 2,327,871.77 × 922,909.22
  4. Step 4: Simplify right side
    1,686,839.24x = 2,148,414,319,510.72
  5. Step 5: Solve for x
    x = 2,148,414,319,510.72/1,686,839.24
  6. Step 6: Final answer
    x = 1,273,633.12

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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.