Home / 3,379,823.46-5,069,744.91-855,476.28

Finding the Fourth Proportional to 3,379,823.46, 5,069,744.91 and 855,476.28

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Solution

The fourth proportional to 3,379,823.46, 5,069,744.91 and 855,476.28 is: 1,283,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379,823.46 : 5,069,744.91 = 855,476.28 : x
  2. Step 2: Convert to fraction form
    3,379,823.46/5,069,744.91 = 855,476.28/x
  3. Step 3: Cross multiply
    3,379,823.46x = 5,069,744.91 × 855,476.28
  4. Step 4: Simplify right side
    3,379,823.46x = 4,337,046,516,155.74
  5. Step 5: Solve for x
    x = 4,337,046,516,155.74/3,379,823.46
  6. Step 6: Final answer
    x = 1,283,216.88

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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.