Home / 2,774,964.64-4,162,388.40-1,279,056.64

Finding the Fourth Proportional to 2,774,964.64, 4,162,388.40 and 1,279,056.64

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Solution

The fourth proportional to 2,774,964.64, 4,162,388.40 and 1,279,056.64 is: 1,918,557.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,964.64 : 4,162,388.40 = 1,279,056.64 : x
  2. Step 2: Convert to fraction form
    2,774,964.64/4,162,388.40 = 1,279,056.64/x
  3. Step 3: Cross multiply
    2,774,964.64x = 4,162,388.40 × 1,279,056.64
  4. Step 4: Simplify right side
    2,774,964.64x = 5,323,930,521,278.98
  5. Step 5: Solve for x
    x = 5,323,930,521,278.98/2,774,964.64
  6. Step 6: Final answer
    x = 1,918,557.97

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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.