Home / 3,890,947.56-5,330,573.30-3,745,444.15

Finding the Fourth Proportional to 3,890,947.56, 5,330,573.30 and 3,745,444.15

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Solution

The fourth proportional to 3,890,947.56, 5,330,573.30 and 3,745,444.15 is: 5,131,234.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,947.56 : 5,330,573.30 = 3,745,444.15 : x
  2. Step 2: Convert to fraction form
    3,890,947.56/5,330,573.30 = 3,745,444.15/x
  3. Step 3: Cross multiply
    3,890,947.56x = 5,330,573.30 × 3,745,444.15
  4. Step 4: Simplify right side
    3,890,947.56x = 19,965,364,582,631.20
  5. Step 5: Solve for x
    x = 19,965,364,582,631.20/3,890,947.56
  6. Step 6: Final answer
    x = 5,131,234.56

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.