Home / 1,243,015.44-1,715,513.46-699,174.14

Finding the Fourth Proportional to 1,243,015.44, 1,715,513.46 and 699,174.14

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Solution

The fourth proportional to 1,243,015.44, 1,715,513.46 and 699,174.14 is: 964,945.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,015.44 : 1,715,513.46 = 699,174.14 : x
  2. Step 2: Convert to fraction form
    1,243,015.44/1,715,513.46 = 699,174.14/x
  3. Step 3: Cross multiply
    1,243,015.44x = 1,715,513.46 × 699,174.14
  4. Step 4: Simplify right side
    1,243,015.44x = 1,199,442,648,053.92
  5. Step 5: Solve for x
    x = 1,199,442,648,053.92/1,243,015.44
  6. Step 6: Final answer
    x = 964,945.90

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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.