Home / 4,858,000.20-7,287,000.30-1,491,769.80

Finding the Fourth Proportional to 4,858,000.20, 7,287,000.30 and 1,491,769.80

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Solution

The fourth proportional to 4,858,000.20, 7,287,000.30 and 1,491,769.80 is: 2,237,654.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,858,000.20 : 7,287,000.30 = 1,491,769.80 : x
  2. Step 2: Convert to fraction form
    4,858,000.20/7,287,000.30 = 1,491,769.80/x
  3. Step 3: Cross multiply
    4,858,000.20x = 7,287,000.30 × 1,491,769.80
  4. Step 4: Simplify right side
    4,858,000.20x = 10,870,526,980,130.94
  5. Step 5: Solve for x
    x = 10,870,526,980,130.94/4,858,000.20
  6. Step 6: Final answer
    x = 2,237,654.70

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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.