Home / 1,040,905.20-1,436,754.63-605,424.96

Finding the Fourth Proportional to 1,040,905.20, 1,436,754.63 and 605,424.96

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Solution

The fourth proportional to 1,040,905.20, 1,436,754.63 and 605,424.96 is: 835,664.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,905.20 : 1,436,754.63 = 605,424.96 : x
  2. Step 2: Convert to fraction form
    1,040,905.20/1,436,754.63 = 605,424.96/x
  3. Step 3: Cross multiply
    1,040,905.20x = 1,436,754.63 × 605,424.96
  4. Step 4: Simplify right side
    1,040,905.20x = 869,847,114,397.57
  5. Step 5: Solve for x
    x = 869,847,114,397.57/1,040,905.20
  6. Step 6: Final answer
    x = 835,664.11

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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.