Home / 3,424,379.42-5,136,444.55-1,028,161.79

Finding the Fourth Proportional to 3,424,379.42, 5,136,444.55 and 1,028,161.79

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Solution

The fourth proportional to 3,424,379.42, 5,136,444.55 and 1,028,161.79 is: 1,542,205.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,379.42 : 5,136,444.55 = 1,028,161.79 : x
  2. Step 2: Convert to fraction form
    3,424,379.42/5,136,444.55 = 1,028,161.79/x
  3. Step 3: Cross multiply
    3,424,379.42x = 5,136,444.55 × 1,028,161.79
  4. Step 4: Simplify right side
    3,424,379.42x = 5,281,096,011,844.98
  5. Step 5: Solve for x
    x = 5,281,096,011,844.98/3,424,379.42
  6. Step 6: Final answer
    x = 1,542,205.28

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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.