Home / 1,092,002.10-1,638,003.15-808,566.90

Finding the Fourth Proportional to 1,092,002.10, 1,638,003.15 and 808,566.90

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Solution

The fourth proportional to 1,092,002.10, 1,638,003.15 and 808,566.90 is: 1,212,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,002.10 : 1,638,003.15 = 808,566.90 : x
  2. Step 2: Convert to fraction form
    1,092,002.10/1,638,003.15 = 808,566.90/x
  3. Step 3: Cross multiply
    1,092,002.10x = 1,638,003.15 × 808,566.90
  4. Step 4: Simplify right side
    1,092,002.10x = 1,324,435,129,185.73
  5. Step 5: Solve for x
    x = 1,324,435,129,185.73/1,092,002.10
  6. Step 6: Final answer
    x = 1,212,850.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.