Home / 2,744,719.49-3,787,721.82-1,521,045.20

Finding the Fourth Proportional to 2,744,719.49, 3,787,721.82 and 1,521,045.20

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Solution

The fourth proportional to 2,744,719.49, 3,787,721.82 and 1,521,045.20 is: 2,099,047.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744,719.49 : 3,787,721.82 = 1,521,045.20 : x
  2. Step 2: Convert to fraction form
    2,744,719.49/3,787,721.82 = 1,521,045.20/x
  3. Step 3: Cross multiply
    2,744,719.49x = 3,787,721.82 × 1,521,045.20
  4. Step 4: Simplify right side
    2,744,719.49x = 5,761,296,093,246.26
  5. Step 5: Solve for x
    x = 5,761,296,093,246.26/2,744,719.49
  6. Step 6: Final answer
    x = 2,099,047.32

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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.