Home / 2,811,262.50-4,216,893.79-681,346.62

Finding the Fourth Proportional to 2,811,262.50, 4,216,893.79 and 681,346.62

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Solution

The fourth proportional to 2,811,262.50, 4,216,893.79 and 681,346.62 is: 1,022,019.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,262.50 : 4,216,893.79 = 681,346.62 : x
  2. Step 2: Convert to fraction form
    2,811,262.50/4,216,893.79 = 681,346.62/x
  3. Step 3: Cross multiply
    2,811,262.50x = 4,216,893.79 × 681,346.62
  4. Step 4: Simplify right side
    2,811,262.50x = 2,873,166,330,715.49
  5. Step 5: Solve for x
    x = 2,873,166,330,715.49/2,811,262.50
  6. Step 6: Final answer
    x = 1,022,019.94

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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.