Home / 1,489,202.22-2,216,960.12-1,480,344.90

Finding the Fourth Proportional to 1,489,202.22, 2,216,960.12 and 1,480,344.90

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Solution

The fourth proportional to 1,489,202.22, 2,216,960.12 and 1,480,344.90 is: 2,203,774.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,202.22 : 2,216,960.12 = 1,480,344.90 : x
  2. Step 2: Convert to fraction form
    1,489,202.22/2,216,960.12 = 1,480,344.90/x
  3. Step 3: Cross multiply
    1,489,202.22x = 2,216,960.12 × 1,480,344.90
  4. Step 4: Simplify right side
    1,489,202.22x = 3,281,865,599,743.66
  5. Step 5: Solve for x
    x = 3,281,865,599,743.66/1,489,202.22
  6. Step 6: Final answer
    x = 2,203,774.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.