Home / 1,243,766.72-1,716,377.96-699,902.22

Finding the Fourth Proportional to 1,243,766.72, 1,716,377.96 and 699,902.22

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Solution

The fourth proportional to 1,243,766.72, 1,716,377.96 and 699,902.22 is: 965,853.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,766.72 : 1,716,377.96 = 699,902.22 : x
  2. Step 2: Convert to fraction form
    1,243,766.72/1,716,377.96 = 699,902.22/x
  3. Step 3: Cross multiply
    1,243,766.72x = 1,716,377.96 × 699,902.22
  4. Step 4: Simplify right side
    1,243,766.72x = 1,201,296,744,563.07
  5. Step 5: Solve for x
    x = 1,201,296,744,563.07/1,243,766.72
  6. Step 6: Final answer
    x = 965,853.75

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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.