Home / 4,858,123.20-7,287,184.80-1,491,892.80

Finding the Fourth Proportional to 4,858,123.20, 7,287,184.80 and 1,491,892.80

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Solution

The fourth proportional to 4,858,123.20, 7,287,184.80 and 1,491,892.80 is: 2,237,839.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858,123.20 : 7,287,184.80 = 1,491,892.80 : x
  2. Step 2: Convert to fraction form
    4,858,123.20/7,287,184.80 = 1,491,892.80/x
  3. Step 3: Cross multiply
    4,858,123.20x = 7,287,184.80 × 1,491,892.80
  4. Step 4: Simplify right side
    4,858,123.20x = 10,871,698,535,389.44
  5. Step 5: Solve for x
    x = 10,871,698,535,389.44/4,858,123.20
  6. Step 6: Final answer
    x = 2,237,839.20

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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.