Home / 2,774,878.56-4,162,319.73-753,122.88

Finding the Fourth Proportional to 2,774,878.56, 4,162,319.73 and 753,122.88

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Solution

The fourth proportional to 2,774,878.56, 4,162,319.73 and 753,122.88 is: 1,129,684.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,878.56 : 4,162,319.73 = 753,122.88 : x
  2. Step 2: Convert to fraction form
    2,774,878.56/4,162,319.73 = 753,122.88/x
  3. Step 3: Cross multiply
    2,774,878.56x = 4,162,319.73 × 753,122.88
  4. Step 4: Simplify right side
    2,774,878.56x = 3,134,738,222,538.42
  5. Step 5: Solve for x
    x = 3,134,738,222,538.42/2,774,878.56
  6. Step 6: Final answer
    x = 1,129,684.83

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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.