Home / 1,855,961.64-2,561,100.12-1,040,025.96

Finding the Fourth Proportional to 1,855,961.64, 2,561,100.12 and 1,040,025.96

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Solution

The fourth proportional to 1,855,961.64, 2,561,100.12 and 1,040,025.96 is: 1,435,164.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,961.64 : 2,561,100.12 = 1,040,025.96 : x
  2. Step 2: Convert to fraction form
    1,855,961.64/2,561,100.12 = 1,040,025.96/x
  3. Step 3: Cross multiply
    1,855,961.64x = 2,561,100.12 × 1,040,025.96
  4. Step 4: Simplify right side
    1,855,961.64x = 2,663,610,610,959.12
  5. Step 5: Solve for x
    x = 2,663,610,610,959.12/1,855,961.64
  6. Step 6: Final answer
    x = 1,435,164.69

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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.