Home / 1,215,763.11-1,677,961.44-706,760.73

Finding the Fourth Proportional to 1,215,763.11, 1,677,961.44 and 706,760.73

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Solution

The fourth proportional to 1,215,763.11, 1,677,961.44 and 706,760.73 is: 975,450.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,763.11 : 1,677,961.44 = 706,760.73 : x
  2. Step 2: Convert to fraction form
    1,215,763.11/1,677,961.44 = 706,760.73/x
  3. Step 3: Cross multiply
    1,215,763.11x = 1,677,961.44 × 706,760.73
  4. Step 4: Simplify right side
    1,215,763.11x = 1,185,917,252,246.25
  5. Step 5: Solve for x
    x = 1,185,917,252,246.25/1,215,763.11
  6. Step 6: Final answer
    x = 975,450.93

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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.