Home / 1,231,798.33-1,687,535.56-1,185,744.89

Finding the Fourth Proportional to 1,231,798.33, 1,687,535.56 and 1,185,744.89

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Solution

The fourth proportional to 1,231,798.33, 1,687,535.56 and 1,185,744.89 is: 1,624,443.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,798.33 : 1,687,535.56 = 1,185,744.89 : x
  2. Step 2: Convert to fraction form
    1,231,798.33/1,687,535.56 = 1,185,744.89/x
  3. Step 3: Cross multiply
    1,231,798.33x = 1,687,535.56 × 1,185,744.89
  4. Step 4: Simplify right side
    1,231,798.33x = 2,000,986,675,999.22
  5. Step 5: Solve for x
    x = 2,000,986,675,999.22/1,231,798.33
  6. Step 6: Final answer
    x = 1,624,443.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.