Home / 2,262,049.58-3,121,631.79-1,243,460.54

Finding the Fourth Proportional to 2,262,049.58, 3,121,631.79 and 1,243,460.54

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Solution

The fourth proportional to 2,262,049.58, 3,121,631.79 and 1,243,460.54 is: 1,715,977.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262,049.58 : 3,121,631.79 = 1,243,460.54 : x
  2. Step 2: Convert to fraction form
    2,262,049.58/3,121,631.79 = 1,243,460.54/x
  3. Step 3: Cross multiply
    2,262,049.58x = 3,121,631.79 × 1,243,460.54
  4. Step 4: Simplify right side
    2,262,049.58x = 3,881,625,951,274.57
  5. Step 5: Solve for x
    x = 3,881,625,951,274.57/2,262,049.58
  6. Step 6: Final answer
    x = 1,715,977.40

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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.