Home / 2,283,979-3,151,994.36-1,265,383.76

Finding the Fourth Proportional to 2,283,979, 3,151,994.36 and 1,265,383.76

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Solution

The fourth proportional to 2,283,979, 3,151,994.36 and 1,265,383.76 is: 1,746,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283,979 : 3,151,994.36 = 1,265,383.76 : x
  2. Step 2: Convert to fraction form
    2,283,979/3,151,994.36 = 1,265,383.76/x
  3. Step 3: Cross multiply
    2,283,979x = 3,151,994.36 × 1,265,383.76
  4. Step 4: Simplify right side
    2,283,979x = 3,988,482,474,755.59
  5. Step 5: Solve for x
    x = 3,988,482,474,755.59/2,283,979
  6. Step 6: Final answer
    x = 1,746,286.84

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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.