Home / 3,449,409.30-5,175,112.68-1,427,279.94

Finding the Fourth Proportional to 3,449,409.30, 5,175,112.68 and 1,427,279.94

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Solution

The fourth proportional to 3,449,409.30, 5,175,112.68 and 1,427,279.94 is: 2,141,333.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,449,409.30 : 5,175,112.68 = 1,427,279.94 : x
  2. Step 2: Convert to fraction form
    3,449,409.30/5,175,112.68 = 1,427,279.94/x
  3. Step 3: Cross multiply
    3,449,409.30x = 5,175,112.68 × 1,427,279.94
  4. Step 4: Simplify right side
    3,449,409.30x = 7,386,334,515,403.64
  5. Step 5: Solve for x
    x = 7,386,334,515,403.64/3,449,409.30
  6. Step 6: Final answer
    x = 2,141,333.16

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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.