Home / 3,943,960.13-5,442,665.40-2,133,124.13

Finding the Fourth Proportional to 3,943,960.13, 5,442,665.40 and 2,133,124.13

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Solution

The fourth proportional to 3,943,960.13, 5,442,665.40 and 2,133,124.13 is: 2,943,711.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,960.13 : 5,442,665.40 = 2,133,124.13 : x
  2. Step 2: Convert to fraction form
    3,943,960.13/5,442,665.40 = 2,133,124.13/x
  3. Step 3: Cross multiply
    3,943,960.13x = 5,442,665.40 × 2,133,124.13
  4. Step 4: Simplify right side
    3,943,960.13x = 11,609,880,869,042.78
  5. Step 5: Solve for x
    x = 11,609,880,869,042.78/3,943,960.13
  6. Step 6: Final answer
    x = 2,943,711.52

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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.