Home / 3,018,564.85-4,165,712.94-1,642,008.73

Finding the Fourth Proportional to 3,018,564.85, 4,165,712.94 and 1,642,008.73

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Solution

The fourth proportional to 3,018,564.85, 4,165,712.94 and 1,642,008.73 is: 2,266,022.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,564.85 : 4,165,712.94 = 1,642,008.73 : x
  2. Step 2: Convert to fraction form
    3,018,564.85/4,165,712.94 = 1,642,008.73/x
  3. Step 3: Cross multiply
    3,018,564.85x = 4,165,712.94 × 1,642,008.73
  4. Step 4: Simplify right side
    3,018,564.85x = 6,840,137,014,153.97
  5. Step 5: Solve for x
    x = 6,840,137,014,153.97/3,018,564.85
  6. Step 6: Final answer
    x = 2,266,022.88

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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.