Home / 1,334,693.12-2,002,380.94-388,063.84

Finding the Fourth Proportional to 1,334,693.12, 2,002,380.94 and 388,063.84

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Solution

The fourth proportional to 1,334,693.12, 2,002,380.94 and 388,063.84 is: 582,194.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,693.12 : 2,002,380.94 = 388,063.84 : x
  2. Step 2: Convert to fraction form
    1,334,693.12/2,002,380.94 = 388,063.84/x
  3. Step 3: Cross multiply
    1,334,693.12x = 2,002,380.94 × 388,063.84
  4. Step 4: Simplify right side
    1,334,693.12x = 777,051,636,719.21
  5. Step 5: Solve for x
    x = 777,051,636,719.21/1,334,693.12
  6. Step 6: Final answer
    x = 582,194.98

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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.