Home / 1,843,121.86-2,764,268.07-661,169.86

Finding the Fourth Proportional to 1,843,121.86, 2,764,268.07 and 661,169.86

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Solution

The fourth proportional to 1,843,121.86, 2,764,268.07 and 661,169.86 is: 991,606.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,121.86 : 2,764,268.07 = 661,169.86 : x
  2. Step 2: Convert to fraction form
    1,843,121.86/2,764,268.07 = 661,169.86/x
  3. Step 3: Cross multiply
    1,843,121.86x = 2,764,268.07 × 661,169.86
  4. Step 4: Simplify right side
    1,843,121.86x = 1,827,650,732,844.37
  5. Step 5: Solve for x
    x = 1,827,650,732,844.37/1,843,121.86
  6. Step 6: Final answer
    x = 991,606.02

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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.