Home / 2,146,363.96-2,961,336.30-1,286,610.52

Finding the Fourth Proportional to 2,146,363.96, 2,961,336.30 and 1,286,610.52

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Solution

The fourth proportional to 2,146,363.96, 2,961,336.30 and 1,286,610.52 is: 1,775,135.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,146,363.96 : 2,961,336.30 = 1,286,610.52 : x
  2. Step 2: Convert to fraction form
    2,146,363.96/2,961,336.30 = 1,286,610.52/x
  3. Step 3: Cross multiply
    2,146,363.96x = 2,961,336.30 × 1,286,610.52
  4. Step 4: Simplify right side
    2,146,363.96x = 3,810,086,436,837.88
  5. Step 5: Solve for x
    x = 3,810,086,436,837.88/2,146,363.96
  6. Step 6: Final answer
    x = 1,775,135.30

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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.