Home / 1,244,399.00-1,866,986.05-445,687.47

Finding the Fourth Proportional to 1,244,399.00, 1,866,986.05 and 445,687.47

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Solution

The fourth proportional to 1,244,399.00, 1,866,986.05 and 445,687.47 is: 668,670.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,399.00 : 1,866,986.05 = 445,687.47 : x
  2. Step 2: Convert to fraction form
    1,244,399.00/1,866,986.05 = 445,687.47/x
  3. Step 3: Cross multiply
    1,244,399.00x = 1,866,986.05 × 445,687.47
  4. Step 4: Simplify right side
    1,244,399.00x = 832,092,288,035.58
  5. Step 5: Solve for x
    x = 832,092,288,035.58/1,244,399.00
  6. Step 6: Final answer
    x = 668,670.01

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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.