Home / 2,666,822.28-3,680,224.49-1,443,127.71

Finding the Fourth Proportional to 2,666,822.28, 3,680,224.49 and 1,443,127.71

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Solution

The fourth proportional to 2,666,822.28, 3,680,224.49 and 1,443,127.71 is: 1,991,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666,822.28 : 3,680,224.49 = 1,443,127.71 : x
  2. Step 2: Convert to fraction form
    2,666,822.28/3,680,224.49 = 1,443,127.71/x
  3. Step 3: Cross multiply
    2,666,822.28x = 3,680,224.49 × 1,443,127.71
  4. Step 4: Simplify right side
    2,666,822.28x = 5,311,033,933,323.98
  5. Step 5: Solve for x
    x = 5,311,033,933,323.98/2,666,822.28
  6. Step 6: Final answer
    x = 1,991,521.51

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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.