Home / 2,083,617.60-3,120,177.60-1,663,713.60

Finding the Fourth Proportional to 2,083,617.60, 3,120,177.60 and 1,663,713.60

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Solution

The fourth proportional to 2,083,617.60, 3,120,177.60 and 1,663,713.60 is: 2,491,379.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,617.60 : 3,120,177.60 = 1,663,713.60 : x
  2. Step 2: Convert to fraction form
    2,083,617.60/3,120,177.60 = 1,663,713.60/x
  3. Step 3: Cross multiply
    2,083,617.60x = 3,120,177.60 × 1,663,713.60
  4. Step 4: Simplify right side
    2,083,617.60x = 5,191,081,907,535.36
  5. Step 5: Solve for x
    x = 5,191,081,907,535.36/2,083,617.60
  6. Step 6: Final answer
    x = 2,491,379.37

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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.