Home / 1,013,234.27-1,520,035.61-480,750.39

Finding the Fourth Proportional to 1,013,234.27, 1,520,035.61 and 480,750.39

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Solution

The fourth proportional to 1,013,234.27, 1,520,035.61 and 480,750.39 is: 721,212.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,234.27 : 1,520,035.61 = 480,750.39 : x
  2. Step 2: Convert to fraction form
    1,013,234.27/1,520,035.61 = 480,750.39/x
  3. Step 3: Cross multiply
    1,013,234.27x = 1,520,035.61 × 480,750.39
  4. Step 4: Simplify right side
    1,013,234.27x = 730,757,709,917.64
  5. Step 5: Solve for x
    x = 730,757,709,917.64/1,013,234.27
  6. Step 6: Final answer
    x = 721,212.99

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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.