Home / 1,631,892.82-2,448,282.19-494,692.15

Finding the Fourth Proportional to 1,631,892.82, 2,448,282.19 and 494,692.15

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Solution

The fourth proportional to 1,631,892.82, 2,448,282.19 and 494,692.15 is: 742,172.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,892.82 : 2,448,282.19 = 494,692.15 : x
  2. Step 2: Convert to fraction form
    1,631,892.82/2,448,282.19 = 494,692.15/x
  3. Step 3: Cross multiply
    1,631,892.82x = 2,448,282.19 × 494,692.15
  4. Step 4: Simplify right side
    1,631,892.82x = 1,211,145,980,377.81
  5. Step 5: Solve for x
    x = 1,211,145,980,377.81/1,631,892.82
  6. Step 6: Final answer
    x = 742,172.51

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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.