Home / 1,106,945.04-1,660,942.44-658,551.72

Finding the Fourth Proportional to 1,106,945.04, 1,660,942.44 and 658,551.72

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Solution

The fourth proportional to 1,106,945.04, 1,660,942.44 and 658,551.72 is: 988,139.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,106,945.04 : 1,660,942.44 = 658,551.72 : x
  2. Step 2: Convert to fraction form
    1,106,945.04/1,660,942.44 = 658,551.72/x
  3. Step 3: Cross multiply
    1,106,945.04x = 1,660,942.44 × 658,551.72
  4. Step 4: Simplify right side
    1,106,945.04x = 1,093,816,500,683.00
  5. Step 5: Solve for x
    x = 1,093,816,500,683.00/1,106,945.04
  6. Step 6: Final answer
    x = 988,139.85

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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.