Home / 4,269,064.44-5,887,316.31-3,400,785.78

Finding the Fourth Proportional to 4,269,064.44, 5,887,316.31 and 3,400,785.78

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Solution

The fourth proportional to 4,269,064.44, 5,887,316.31 and 3,400,785.78 is: 4,689,903.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269,064.44 : 5,887,316.31 = 3,400,785.78 : x
  2. Step 2: Convert to fraction form
    4,269,064.44/5,887,316.31 = 3,400,785.78/x
  3. Step 3: Cross multiply
    4,269,064.44x = 5,887,316.31 × 3,400,785.78
  4. Step 4: Simplify right side
    4,269,064.44x = 20,021,501,589,410.07
  5. Step 5: Solve for x
    x = 20,021,501,589,410.07/4,269,064.44
  6. Step 6: Final answer
    x = 4,689,903.81

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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.