Home / 4,995,486.72-6,893,147.52-2,819,761.92

Finding the Fourth Proportional to 4,995,486.72, 6,893,147.52 and 2,819,761.92

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Solution

The fourth proportional to 4,995,486.72, 6,893,147.52 and 2,819,761.92 is: 3,890,919.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,995,486.72 : 6,893,147.52 = 2,819,761.92 : x
  2. Step 2: Convert to fraction form
    4,995,486.72/6,893,147.52 = 2,819,761.92/x
  3. Step 3: Cross multiply
    4,995,486.72x = 6,893,147.52 × 2,819,761.92
  4. Step 4: Simplify right side
    4,995,486.72x = 19,437,034,885,838.44
  5. Step 5: Solve for x
    x = 19,437,034,885,838.44/4,995,486.72
  6. Step 6: Final answer
    x = 3,890,919.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.