Home / 1,116,339.17-1,672,395.81-659,564.37

Finding the Fourth Proportional to 1,116,339.17, 1,672,395.81 and 659,564.37

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Solution

The fourth proportional to 1,116,339.17, 1,672,395.81 and 659,564.37 is: 988,098.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,339.17 : 1,672,395.81 = 659,564.37 : x
  2. Step 2: Convert to fraction form
    1,116,339.17/1,672,395.81 = 659,564.37/x
  3. Step 3: Cross multiply
    1,116,339.17x = 1,672,395.81 × 659,564.37
  4. Step 4: Simplify right side
    1,116,339.17x = 1,103,052,690,049.97
  5. Step 5: Solve for x
    x = 1,103,052,690,049.97/1,116,339.17
  6. Step 6: Final answer
    x = 988,098.17

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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.