Home / 1,399,269.66-2,098,820.94-823,216.56

Finding the Fourth Proportional to 1,399,269.66, 2,098,820.94 and 823,216.56

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Solution

The fourth proportional to 1,399,269.66, 2,098,820.94 and 823,216.56 is: 1,234,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,399,269.66 : 2,098,820.94 = 823,216.56 : x
  2. Step 2: Convert to fraction form
    1,399,269.66/2,098,820.94 = 823,216.56/x
  3. Step 3: Cross multiply
    1,399,269.66x = 2,098,820.94 × 823,216.56
  4. Step 4: Simplify right side
    1,399,269.66x = 1,727,784,154,282.77
  5. Step 5: Solve for x
    x = 1,727,784,154,282.77/1,399,269.66
  6. Step 6: Final answer
    x = 1,234,775.69

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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.