Home / 3,894,045.75-5,373,670.01-2,151,687.42

Finding the Fourth Proportional to 3,894,045.75, 5,373,670.01 and 2,151,687.42

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Solution

The fourth proportional to 3,894,045.75, 5,373,670.01 and 2,151,687.42 is: 2,969,266.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894,045.75 : 5,373,670.01 = 2,151,687.42 : x
  2. Step 2: Convert to fraction form
    3,894,045.75/5,373,670.01 = 2,151,687.42/x
  3. Step 3: Cross multiply
    3,894,045.75x = 5,373,670.01 × 2,151,687.42
  4. Step 4: Simplify right side
    3,894,045.75x = 11,562,458,148,989.84
  5. Step 5: Solve for x
    x = 11,562,458,148,989.84/3,894,045.75
  6. Step 6: Final answer
    x = 2,969,266.13

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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.