Home / 3,261,171.40-4,892,014.52-865,016.74

Finding the Fourth Proportional to 3,261,171.40, 4,892,014.52 and 865,016.74

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Solution

The fourth proportional to 3,261,171.40, 4,892,014.52 and 865,016.74 is: 1,297,593.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261,171.40 : 4,892,014.52 = 865,016.74 : x
  2. Step 2: Convert to fraction form
    3,261,171.40/4,892,014.52 = 865,016.74/x
  3. Step 3: Cross multiply
    3,261,171.40x = 4,892,014.52 × 865,016.74
  4. Step 4: Simplify right side
    3,261,171.40x = 4,231,674,452,123.06
  5. Step 5: Solve for x
    x = 4,231,674,452,123.06/3,261,171.40
  6. Step 6: Final answer
    x = 1,297,593.39

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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.