Home / 3,945,379.03-5,448,383.32-3,730,437.58

Finding the Fourth Proportional to 3,945,379.03, 5,448,383.32 and 3,730,437.58

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Solution

The fourth proportional to 3,945,379.03, 5,448,383.32 and 3,730,437.58 is: 5,151,559.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,379.03 : 5,448,383.32 = 3,730,437.58 : x
  2. Step 2: Convert to fraction form
    3,945,379.03/5,448,383.32 = 3,730,437.58/x
  3. Step 3: Cross multiply
    3,945,379.03x = 5,448,383.32 × 3,730,437.58
  4. Step 4: Simplify right side
    3,945,379.03x = 20,324,853,864,226.11
  5. Step 5: Solve for x
    x = 20,324,853,864,226.11/3,945,379.03
  6. Step 6: Final answer
    x = 5,151,559.26

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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.