Home / 2,818,350.96-4,227,902.76-823,778.16

Finding the Fourth Proportional to 2,818,350.96, 4,227,902.76 and 823,778.16

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Solution

The fourth proportional to 2,818,350.96, 4,227,902.76 and 823,778.16 is: 1,235,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,818,350.96 : 4,227,902.76 = 823,778.16 : x
  2. Step 2: Convert to fraction form
    2,818,350.96/4,227,902.76 = 823,778.16/x
  3. Step 3: Cross multiply
    2,818,350.96x = 4,227,902.76 × 823,778.16
  4. Step 4: Simplify right side
    2,818,350.96x = 3,482,853,956,291.72
  5. Step 5: Solve for x
    x = 3,482,853,956,291.72/2,818,350.96
  6. Step 6: Final answer
    x = 1,235,777.23

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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.