Home / 3,939,100.66-5,440,442.93-2,647,699.03

Finding the Fourth Proportional to 3,939,100.66, 5,440,442.93 and 2,647,699.03

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Solution

The fourth proportional to 3,939,100.66, 5,440,442.93 and 2,647,699.03 is: 3,656,838.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,100.66 : 5,440,442.93 = 2,647,699.03 : x
  2. Step 2: Convert to fraction form
    3,939,100.66/5,440,442.93 = 2,647,699.03/x
  3. Step 3: Cross multiply
    3,939,100.66x = 5,440,442.93 × 2,647,699.03
  4. Step 4: Simplify right side
    3,939,100.66x = 14,404,655,441,419.79
  5. Step 5: Solve for x
    x = 14,404,655,441,419.79/3,939,100.66
  6. Step 6: Final answer
    x = 3,656,838.63

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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.