Home / 3,948,200.28-5,448,534.06-2,137,364.28

Finding the Fourth Proportional to 3,948,200.28, 5,448,534.06 and 2,137,364.28

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Solution

The fourth proportional to 3,948,200.28, 5,448,534.06 and 2,137,364.28 is: 2,949,572.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,200.28 : 5,448,534.06 = 2,137,364.28 : x
  2. Step 2: Convert to fraction form
    3,948,200.28/5,448,534.06 = 2,137,364.28/x
  3. Step 3: Cross multiply
    3,948,200.28x = 5,448,534.06 × 2,137,364.28
  4. Step 4: Simplify right side
    3,948,200.28x = 11,645,502,078,207.38
  5. Step 5: Solve for x
    x = 11,645,502,078,207.38/3,948,200.28
  6. Step 6: Final answer
    x = 2,949,572.27

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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.