Home / 3,448,331.05-4,758,509.75-1,899,291.25

Finding the Fourth Proportional to 3,448,331.05, 4,758,509.75 and 1,899,291.25

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Solution

The fourth proportional to 3,448,331.05, 4,758,509.75 and 1,899,291.25 is: 2,620,918.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,448,331.05 : 4,758,509.75 = 1,899,291.25 : x
  2. Step 2: Convert to fraction form
    3,448,331.05/4,758,509.75 = 1,899,291.25/x
  3. Step 3: Cross multiply
    3,448,331.05x = 4,758,509.75 × 1,899,291.25
  4. Step 4: Simplify right side
    3,448,331.05x = 9,037,795,921,718.23
  5. Step 5: Solve for x
    x = 9,037,795,921,718.23/3,448,331.05
  6. Step 6: Final answer
    x = 2,620,918.87

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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.