Home / 3,892,676.37-5,371,938.47-2,150,309.66

Finding the Fourth Proportional to 3,892,676.37, 5,371,938.47 and 2,150,309.66

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Solution

The fourth proportional to 3,892,676.37, 5,371,938.47 and 2,150,309.66 is: 2,967,452.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892,676.37 : 5,371,938.47 = 2,150,309.66 : x
  2. Step 2: Convert to fraction form
    3,892,676.37/5,371,938.47 = 2,150,309.66/x
  3. Step 3: Cross multiply
    3,892,676.37x = 5,371,938.47 × 2,150,309.66
  4. Step 4: Simplify right side
    3,892,676.37x = 11,551,331,184,966.62
  5. Step 5: Solve for x
    x = 11,551,331,184,966.62/3,892,676.37
  6. Step 6: Final answer
    x = 2,967,452.23

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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.