Home / 3,943,131-5,441,521.05-2,132,295

Finding the Fourth Proportional to 3,943,131, 5,441,521.05 and 2,132,295

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Solution

The fourth proportional to 3,943,131, 5,441,521.05 and 2,132,295 is: 2,942,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,131 : 5,441,521.05 = 2,132,295 : x
  2. Step 2: Convert to fraction form
    3,943,131/5,441,521.05 = 2,132,295/x
  3. Step 3: Cross multiply
    3,943,131x = 5,441,521.05 × 2,132,295
  4. Step 4: Simplify right side
    3,943,131x = 11,602,928,127,309.75
  5. Step 5: Solve for x
    x = 11,602,928,127,309.75/3,943,131
  6. Step 6: Final answer
    x = 2,942,567.25

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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.