Home / 1,436,887.83-1,982,833.94-816,611.90

Finding the Fourth Proportional to 1,436,887.83, 1,982,833.94 and 816,611.90

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Solution

The fourth proportional to 1,436,887.83, 1,982,833.94 and 816,611.90 is: 1,126,883.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,887.83 : 1,982,833.94 = 816,611.90 : x
  2. Step 2: Convert to fraction form
    1,436,887.83/1,982,833.94 = 816,611.90/x
  3. Step 3: Cross multiply
    1,436,887.83x = 1,982,833.94 × 816,611.90
  4. Step 4: Simplify right side
    1,436,887.83x = 1,619,205,791,127.89
  5. Step 5: Solve for x
    x = 1,619,205,791,127.89/1,436,887.83
  6. Step 6: Final answer
    x = 1,126,883.92

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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.