Home / 1,040,519.79-1,436,100.03-605,071.89

Finding the Fourth Proportional to 1,040,519.79, 1,436,100.03 and 605,071.89

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Solution

The fourth proportional to 1,040,519.79, 1,436,100.03 and 605,071.89 is: 835,105.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,519.79 : 1,436,100.03 = 605,071.89 : x
  2. Step 2: Convert to fraction form
    1,040,519.79/1,436,100.03 = 605,071.89/x
  3. Step 3: Cross multiply
    1,040,519.79x = 1,436,100.03 × 605,071.89
  4. Step 4: Simplify right side
    1,040,519.79x = 868,943,759,381.16
  5. Step 5: Solve for x
    x = 868,943,759,381.16/1,040,519.79
  6. Step 6: Final answer
    x = 835,105.46

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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.