Home / 3,379,911.28-5,069,870.70-855,566.56

Finding the Fourth Proportional to 3,379,911.28, 5,069,870.70 and 855,566.56

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Solution

The fourth proportional to 3,379,911.28, 5,069,870.70 and 855,566.56 is: 1,283,350.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,911.28 : 5,069,870.70 = 855,566.56 : x
  2. Step 2: Convert to fraction form
    3,379,911.28/5,069,870.70 = 855,566.56/x
  3. Step 3: Cross multiply
    3,379,911.28x = 5,069,870.70 × 855,566.56
  4. Step 4: Simplify right side
    3,379,911.28x = 4,337,611,834,443.79
  5. Step 5: Solve for x
    x = 4,337,611,834,443.79/3,379,911.28
  6. Step 6: Final answer
    x = 1,283,350.80

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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.