Home / 1,635,509.82-2,453,363.15-513,578.82

Finding the Fourth Proportional to 1,635,509.82, 2,453,363.15 and 513,578.82

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Solution

The fourth proportional to 1,635,509.82, 2,453,363.15 and 513,578.82 is: 770,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,509.82 : 2,453,363.15 = 513,578.82 : x
  2. Step 2: Convert to fraction form
    1,635,509.82/2,453,363.15 = 513,578.82/x
  3. Step 3: Cross multiply
    1,635,509.82x = 2,453,363.15 × 513,578.82
  4. Step 4: Simplify right side
    1,635,509.82x = 1,259,995,349,040.59
  5. Step 5: Solve for x
    x = 1,259,995,349,040.59/1,635,509.82
  6. Step 6: Final answer
    x = 770,399.13

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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.