Home / 3,480,187.19-5,214,104.31-1,453,971.78

Finding the Fourth Proportional to 3,480,187.19, 5,214,104.31 and 1,453,971.78

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Solution

The fourth proportional to 3,480,187.19, 5,214,104.31 and 1,453,971.78 is: 2,178,377.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,480,187.19 : 5,214,104.31 = 1,453,971.78 : x
  2. Step 2: Convert to fraction form
    3,480,187.19/5,214,104.31 = 1,453,971.78/x
  3. Step 3: Cross multiply
    3,480,187.19x = 5,214,104.31 × 1,453,971.78
  4. Step 4: Simplify right side
    3,480,187.19x = 7,581,160,524,716.37
  5. Step 5: Solve for x
    x = 7,581,160,524,716.37/3,480,187.19
  6. Step 6: Final answer
    x = 2,178,377.23

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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.