Home / 2,193,676.77-3,289,844.70-773,400.72

Finding the Fourth Proportional to 2,193,676.77, 3,289,844.70 and 773,400.72

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Solution

The fourth proportional to 2,193,676.77, 3,289,844.70 and 773,400.72 is: 1,159,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,193,676.77 : 3,289,844.70 = 773,400.72 : x
  2. Step 2: Convert to fraction form
    2,193,676.77/3,289,844.70 = 773,400.72/x
  3. Step 3: Cross multiply
    2,193,676.77x = 3,289,844.70 × 773,400.72
  4. Step 4: Simplify right side
    2,193,676.77x = 2,544,368,259,668.18
  5. Step 5: Solve for x
    x = 2,544,368,259,668.18/2,193,676.77
  6. Step 6: Final answer
    x = 1,159,864.70

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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.