Home / 2,980,372.41-4,471,313.13-850,464.45

Finding the Fourth Proportional to 2,980,372.41, 4,471,313.13 and 850,464.45

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Solution

The fourth proportional to 2,980,372.41, 4,471,313.13 and 850,464.45 is: 1,275,911.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,372.41 : 4,471,313.13 = 850,464.45 : x
  2. Step 2: Convert to fraction form
    2,980,372.41/4,471,313.13 = 850,464.45/x
  3. Step 3: Cross multiply
    2,980,372.41x = 4,471,313.13 × 850,464.45
  4. Step 4: Simplify right side
    2,980,372.41x = 3,802,692,861,883.23
  5. Step 5: Solve for x
    x = 3,802,692,861,883.23/2,980,372.41
  6. Step 6: Final answer
    x = 1,275,911.98

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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.