Home / 1,019,247.94-1,528,872.09-299,589.58

Finding the Fourth Proportional to 1,019,247.94, 1,528,872.09 and 299,589.58

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Solution

The fourth proportional to 1,019,247.94, 1,528,872.09 and 299,589.58 is: 449,384.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,247.94 : 1,528,872.09 = 299,589.58 : x
  2. Step 2: Convert to fraction form
    1,019,247.94/1,528,872.09 = 299,589.58/x
  3. Step 3: Cross multiply
    1,019,247.94x = 1,528,872.09 × 299,589.58
  4. Step 4: Simplify right side
    1,019,247.94x = 458,034,147,316.82
  5. Step 5: Solve for x
    x = 458,034,147,316.82/1,019,247.94
  6. Step 6: Final answer
    x = 449,384.42

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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.