Home / 3,523,631.50-5,285,447.25-864,239.50

Finding the Fourth Proportional to 3,523,631.50, 5,285,447.25 and 864,239.50

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Solution

The fourth proportional to 3,523,631.50, 5,285,447.25 and 864,239.50 is: 1,296,359.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523,631.50 : 5,285,447.25 = 864,239.50 : x
  2. Step 2: Convert to fraction form
    3,523,631.50/5,285,447.25 = 864,239.50/x
  3. Step 3: Cross multiply
    3,523,631.50x = 5,285,447.25 × 864,239.50
  4. Step 4: Simplify right side
    3,523,631.50x = 4,567,892,288,616.38
  5. Step 5: Solve for x
    x = 4,567,892,288,616.38/3,523,631.50
  6. Step 6: Final answer
    x = 1,296,359.25

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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.