Home / 6,390,820.88-9,586,428.14-2,794,736.78

Finding the Fourth Proportional to 6,390,820.88, 9,586,428.14 and 2,794,736.78

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Solution

The fourth proportional to 6,390,820.88, 9,586,428.14 and 2,794,736.78 is: 4,192,191.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,390,820.88 : 9,586,428.14 = 2,794,736.78 : x
  2. Step 2: Convert to fraction form
    6,390,820.88/9,586,428.14 = 2,794,736.78/x
  3. Step 3: Cross multiply
    6,390,820.88x = 9,586,428.14 × 2,794,736.78
  4. Step 4: Simplify right side
    6,390,820.88x = 26,791,543,270,739.69
  5. Step 5: Solve for x
    x = 26,791,543,270,739.69/6,390,820.88
  6. Step 6: Final answer
    x = 4,192,191.24

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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.