Home / 3,943,472.19-5,442,008.01-2,132,636.19

Finding the Fourth Proportional to 3,943,472.19, 5,442,008.01 and 2,132,636.19

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Solution

The fourth proportional to 3,943,472.19, 5,442,008.01 and 2,132,636.19 is: 2,943,046.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,472.19 : 5,442,008.01 = 2,132,636.19 : x
  2. Step 2: Convert to fraction form
    3,943,472.19/5,442,008.01 = 2,132,636.19/x
  3. Step 3: Cross multiply
    3,943,472.19x = 5,442,008.01 × 2,132,636.19
  4. Step 4: Simplify right side
    3,943,472.19x = 11,605,823,228,395.88
  5. Step 5: Solve for x
    x = 11,605,823,228,395.88/3,943,472.19
  6. Step 6: Final answer
    x = 2,943,046.80

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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.