Home / 3,945,341.02-5,448,330.75-3,730,399.33

Finding the Fourth Proportional to 3,945,341.02, 5,448,330.75 and 3,730,399.33

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Solution

The fourth proportional to 3,945,341.02, 5,448,330.75 and 3,730,399.33 is: 5,151,506.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,945,341.02 : 5,448,330.75 = 3,730,399.33 : x
  2. Step 2: Convert to fraction form
    3,945,341.02/5,448,330.75 = 3,730,399.33/x
  3. Step 3: Cross multiply
    3,945,341.02x = 5,448,330.75 × 3,730,399.33
  4. Step 4: Simplify right side
    3,945,341.02x = 20,324,449,371,330.72
  5. Step 5: Solve for x
    x = 20,324,449,371,330.72/3,945,341.02
  6. Step 6: Final answer
    x = 5,151,506.36

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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.