Home / 1,524,811.89-2,287,215.09-459,853.14

Finding the Fourth Proportional to 1,524,811.89, 2,287,215.09 and 459,853.14

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Solution

The fourth proportional to 1,524,811.89, 2,287,215.09 and 459,853.14 is: 689,778.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,524,811.89 : 2,287,215.09 = 459,853.14 : x
  2. Step 2: Convert to fraction form
    1,524,811.89/2,287,215.09 = 459,853.14/x
  3. Step 3: Cross multiply
    1,524,811.89x = 2,287,215.09 × 459,853.14
  4. Step 4: Simplify right side
    1,524,811.89x = 1,051,783,040,991.88
  5. Step 5: Solve for x
    x = 1,051,783,040,991.88/1,524,811.89
  6. Step 6: Final answer
    x = 689,778.88

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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.