Home / 3,126,776.40-4,691,719.80-1,233,579.60

Finding the Fourth Proportional to 3,126,776.40, 4,691,719.80 and 1,233,579.60

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Solution

The fourth proportional to 3,126,776.40, 4,691,719.80 and 1,233,579.60 is: 1,850,982.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,776.40 : 4,691,719.80 = 1,233,579.60 : x
  2. Step 2: Convert to fraction form
    3,126,776.40/4,691,719.80 = 1,233,579.60/x
  3. Step 3: Cross multiply
    3,126,776.40x = 4,691,719.80 × 1,233,579.60
  4. Step 4: Simplify right side
    3,126,776.40x = 5,787,609,834,196.08
  5. Step 5: Solve for x
    x = 5,787,609,834,196.08/3,126,776.40
  6. Step 6: Final answer
    x = 1,850,982.96

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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.