Home / 2,858,774.92-4,288,257.10-1,438,056.84

Finding the Fourth Proportional to 2,858,774.92, 4,288,257.10 and 1,438,056.84

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Solution

The fourth proportional to 2,858,774.92, 4,288,257.10 and 1,438,056.84 is: 2,157,132.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,858,774.92 : 4,288,257.10 = 1,438,056.84 : x
  2. Step 2: Convert to fraction form
    2,858,774.92/4,288,257.10 = 1,438,056.84/x
  3. Step 3: Cross multiply
    2,858,774.92x = 4,288,257.10 × 1,438,056.84
  4. Step 4: Simplify right side
    2,858,774.92x = 6,166,757,454,333.56
  5. Step 5: Solve for x
    x = 6,166,757,454,333.56/2,858,774.92
  6. Step 6: Final answer
    x = 2,157,132.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.