Home / 1,852,578.78-2,556,558.72-1,004,706.78

Finding the Fourth Proportional to 1,852,578.78, 2,556,558.72 and 1,004,706.78

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Solution

The fourth proportional to 1,852,578.78, 2,556,558.72 and 1,004,706.78 is: 1,386,495.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,852,578.78 : 2,556,558.72 = 1,004,706.78 : x
  2. Step 2: Convert to fraction form
    1,852,578.78/2,556,558.72 = 1,004,706.78/x
  3. Step 3: Cross multiply
    1,852,578.78x = 2,556,558.72 × 1,004,706.78
  4. Step 4: Simplify right side
    1,852,578.78x = 2,568,591,879,452.12
  5. Step 5: Solve for x
    x = 2,568,591,879,452.12/1,852,578.78
  6. Step 6: Final answer
    x = 1,386,495.36

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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.