Home / 1,040,972.09-1,436,461.67-633,017.57

Finding the Fourth Proportional to 1,040,972.09, 1,436,461.67 and 633,017.57

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Solution

The fourth proportional to 1,040,972.09, 1,436,461.67 and 633,017.57 is: 873,515.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,972.09 : 1,436,461.67 = 633,017.57 : x
  2. Step 2: Convert to fraction form
    1,040,972.09/1,436,461.67 = 633,017.57/x
  3. Step 3: Cross multiply
    1,040,972.09x = 1,436,461.67 × 633,017.57
  4. Step 4: Simplify right side
    1,040,972.09x = 909,305,470,141.78
  5. Step 5: Solve for x
    x = 909,305,470,141.78/1,040,972.09
  6. Step 6: Final answer
    x = 873,515.71

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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.