Home / 1,141,997.64-1,711,127.70-691,352.61

Finding the Fourth Proportional to 1,141,997.64, 1,711,127.70 and 691,352.61

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Solution

The fourth proportional to 1,141,997.64, 1,711,127.70 and 691,352.61 is: 1,035,897.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,997.64 : 1,711,127.70 = 691,352.61 : x
  2. Step 2: Convert to fraction form
    1,141,997.64/1,711,127.70 = 691,352.61/x
  3. Step 3: Cross multiply
    1,141,997.64x = 1,711,127.70 × 691,352.61
  4. Step 4: Simplify right side
    1,141,997.64x = 1,182,992,601,438.30
  5. Step 5: Solve for x
    x = 1,182,992,601,438.30/1,141,997.64
  6. Step 6: Final answer
    x = 1,035,897.59

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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.