Home / 3,404,456.78-4,698,008.99-1,855,684.38

Finding the Fourth Proportional to 3,404,456.78, 4,698,008.99 and 1,855,684.38

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Solution

The fourth proportional to 3,404,456.78, 4,698,008.99 and 1,855,684.38 is: 2,560,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,404,456.78 : 4,698,008.99 = 1,855,684.38 : x
  2. Step 2: Convert to fraction form
    3,404,456.78/4,698,008.99 = 1,855,684.38/x
  3. Step 3: Cross multiply
    3,404,456.78x = 4,698,008.99 × 1,855,684.38
  4. Step 4: Simplify right side
    3,404,456.78x = 8,718,021,925,578.73
  5. Step 5: Solve for x
    x = 8,718,021,925,578.73/3,404,456.78
  6. Step 6: Final answer
    x = 2,560,767.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.