Home / 1,371,422.75-1,892,577.57-827,453.44

Finding the Fourth Proportional to 1,371,422.75, 1,892,577.57 and 827,453.44

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Solution

The fourth proportional to 1,371,422.75, 1,892,577.57 and 827,453.44 is: 1,141,894.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,422.75 : 1,892,577.57 = 827,453.44 : x
  2. Step 2: Convert to fraction form
    1,371,422.75/1,892,577.57 = 827,453.44/x
  3. Step 3: Cross multiply
    1,371,422.75x = 1,892,577.57 × 827,453.44
  4. Step 4: Simplify right side
    1,371,422.75x = 1,566,019,811,300.45
  5. Step 5: Solve for x
    x = 1,566,019,811,300.45/1,371,422.75
  6. Step 6: Final answer
    x = 1,141,894.29

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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.