Home / 1,215,008.53-1,822,770.68-416,075.56

Finding the Fourth Proportional to 1,215,008.53, 1,822,770.68 and 416,075.56

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Solution

The fourth proportional to 1,215,008.53, 1,822,770.68 and 416,075.56 is: 624,201.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,215,008.53 : 1,822,770.68 = 416,075.56 : x
  2. Step 2: Convert to fraction form
    1,215,008.53/1,822,770.68 = 416,075.56/x
  3. Step 3: Cross multiply
    1,215,008.53x = 1,822,770.68 × 416,075.56
  4. Step 4: Simplify right side
    1,215,008.53x = 758,410,324,795.28
  5. Step 5: Solve for x
    x = 758,410,324,795.28/1,215,008.53
  6. Step 6: Final answer
    x = 624,201.65

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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.