Home / 2,660,123.84-3,663,239-2,311,102.88

Finding the Fourth Proportional to 2,660,123.84, 3,663,239 and 2,311,102.88

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Solution

The fourth proportional to 2,660,123.84, 3,663,239 and 2,311,102.88 is: 3,182,604.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,660,123.84 : 3,663,239 = 2,311,102.88 : x
  2. Step 2: Convert to fraction form
    2,660,123.84/3,663,239 = 2,311,102.88/x
  3. Step 3: Cross multiply
    2,660,123.84x = 3,663,239 × 2,311,102.88
  4. Step 4: Simplify right side
    2,660,123.84x = 8,466,122,203,028.32
  5. Step 5: Solve for x
    x = 8,466,122,203,028.32/2,660,123.84
  6. Step 6: Final answer
    x = 3,182,604.54

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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.