Home / 3,900,997.95-5,381,023.23-2,576,429.79

Finding the Fourth Proportional to 3,900,997.95, 5,381,023.23 and 2,576,429.79

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Solution

The fourth proportional to 3,900,997.95, 5,381,023.23 and 2,576,429.79 is: 3,553,918.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,900,997.95 : 5,381,023.23 = 2,576,429.79 : x
  2. Step 2: Convert to fraction form
    3,900,997.95/5,381,023.23 = 2,576,429.79/x
  3. Step 3: Cross multiply
    3,900,997.95x = 5,381,023.23 × 2,576,429.79
  4. Step 4: Simplify right side
    3,900,997.95x = 13,863,828,550,454.02
  5. Step 5: Solve for x
    x = 13,863,828,550,454.02/3,900,997.95
  6. Step 6: Final answer
    x = 3,553,918.44

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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.