Home / 1,780,832.58-2,666,817.72-1,245,848.64

Finding the Fourth Proportional to 1,780,832.58, 2,666,817.72 and 1,245,848.64

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Solution

The fourth proportional to 1,780,832.58, 2,666,817.72 and 1,245,848.64 is: 1,865,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,832.58 : 2,666,817.72 = 1,245,848.64 : x
  2. Step 2: Convert to fraction form
    1,780,832.58/2,666,817.72 = 1,245,848.64/x
  3. Step 3: Cross multiply
    1,780,832.58x = 2,666,817.72 × 1,245,848.64
  4. Step 4: Simplify right side
    1,780,832.58x = 3,322,451,229,589.90
  5. Step 5: Solve for x
    x = 3,322,451,229,589.90/1,780,832.58
  6. Step 6: Final answer
    x = 1,865,672.98

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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.