Home / 4,923,110.80-7,384,666.20-1,728,559.90

Finding the Fourth Proportional to 4,923,110.80, 7,384,666.20 and 1,728,559.90

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Solution

The fourth proportional to 4,923,110.80, 7,384,666.20 and 1,728,559.90 is: 2,592,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923,110.80 : 7,384,666.20 = 1,728,559.90 : x
  2. Step 2: Convert to fraction form
    4,923,110.80/7,384,666.20 = 1,728,559.90/x
  3. Step 3: Cross multiply
    4,923,110.80x = 7,384,666.20 × 1,728,559.90
  4. Step 4: Simplify right side
    4,923,110.80x = 12,764,837,868,205.38
  5. Step 5: Solve for x
    x = 12,764,837,868,205.38/4,923,110.80
  6. Step 6: Final answer
    x = 2,592,839.85

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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.