Home / 2,075,396.18-3,112,928.06-922,999.55

Finding the Fourth Proportional to 2,075,396.18, 3,112,928.06 and 922,999.55

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Solution

The fourth proportional to 2,075,396.18, 3,112,928.06 and 922,999.55 is: 1,384,425.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,075,396.18 : 3,112,928.06 = 922,999.55 : x
  2. Step 2: Convert to fraction form
    2,075,396.18/3,112,928.06 = 922,999.55/x
  3. Step 3: Cross multiply
    2,075,396.18x = 3,112,928.06 × 922,999.55
  4. Step 4: Simplify right side
    2,075,396.18x = 2,873,231,198,562.37
  5. Step 5: Solve for x
    x = 2,873,231,198,562.37/2,075,396.18
  6. Step 6: Final answer
    x = 1,384,425.41

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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.