Home / 5,468,845.76-8,203,288.80-1,682,302.40

Finding the Fourth Proportional to 5,468,845.76, 8,203,288.80 and 1,682,302.40

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Solution

The fourth proportional to 5,468,845.76, 8,203,288.80 and 1,682,302.40 is: 2,523,459.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,468,845.76 : 8,203,288.80 = 1,682,302.40 : x
  2. Step 2: Convert to fraction form
    5,468,845.76/8,203,288.80 = 1,682,302.40/x
  3. Step 3: Cross multiply
    5,468,845.76x = 8,203,288.80 × 1,682,302.40
  4. Step 4: Simplify right side
    5,468,845.76x = 13,800,412,436,133.12
  5. Step 5: Solve for x
    x = 13,800,412,436,133.12/5,468,845.76
  6. Step 6: Final answer
    x = 2,523,459.80

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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.