Home / 1,243,012.44-1,715,509.32-699,171.14

Finding the Fourth Proportional to 1,243,012.44, 1,715,509.32 and 699,171.14

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Solution

The fourth proportional to 1,243,012.44, 1,715,509.32 and 699,171.14 is: 964,941.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,012.44 : 1,715,509.32 = 699,171.14 : x
  2. Step 2: Convert to fraction form
    1,243,012.44/1,715,509.32 = 699,171.14/x
  3. Step 3: Cross multiply
    1,243,012.44x = 1,715,509.32 × 699,171.14
  4. Step 4: Simplify right side
    1,243,012.44x = 1,199,434,606,945.02
  5. Step 5: Solve for x
    x = 1,199,434,606,945.02/1,243,012.44
  6. Step 6: Final answer
    x = 964,941.76

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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.