Home / 1,508,761.15-2,082,027.04-855,431.15

Finding the Fourth Proportional to 1,508,761.15, 2,082,027.04 and 855,431.15

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Solution

The fourth proportional to 1,508,761.15, 2,082,027.04 and 855,431.15 is: 1,180,459.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,761.15 : 2,082,027.04 = 855,431.15 : x
  2. Step 2: Convert to fraction form
    1,508,761.15/2,082,027.04 = 855,431.15/x
  3. Step 3: Cross multiply
    1,508,761.15x = 2,082,027.04 × 855,431.15
  4. Step 4: Simplify right side
    1,508,761.15x = 1,781,030,772,609.58
  5. Step 5: Solve for x
    x = 1,781,030,772,609.58/1,508,761.15
  6. Step 6: Final answer
    x = 1,180,459.06

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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.