Home / 3,943,889.75-5,442,568.26-2,133,053.75

Finding the Fourth Proportional to 3,943,889.75, 5,442,568.26 and 2,133,053.75

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Solution

The fourth proportional to 3,943,889.75, 5,442,568.26 and 2,133,053.75 is: 2,943,614.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,889.75 : 5,442,568.26 = 2,133,053.75 : x
  2. Step 2: Convert to fraction form
    3,943,889.75/5,442,568.26 = 2,133,053.75/x
  3. Step 3: Cross multiply
    3,943,889.75x = 5,442,568.26 × 2,133,053.75
  4. Step 4: Simplify right side
    3,943,889.75x = 11,609,290,636,623.97
  5. Step 5: Solve for x
    x = 11,609,290,636,623.97/3,943,889.75
  6. Step 6: Final answer
    x = 2,943,614.39

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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.