Home / 3,558,940.98-5,337,308.34-1,284,171.21

Finding the Fourth Proportional to 3,558,940.98, 5,337,308.34 and 1,284,171.21

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Solution

The fourth proportional to 3,558,940.98, 5,337,308.34 and 1,284,171.21 is: 1,925,858.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,558,940.98 : 5,337,308.34 = 1,284,171.21 : x
  2. Step 2: Convert to fraction form
    3,558,940.98/5,337,308.34 = 1,284,171.21/x
  3. Step 3: Cross multiply
    3,558,940.98x = 5,337,308.34 × 1,284,171.21
  4. Step 4: Simplify right side
    3,558,940.98x = 6,854,017,709,120.89
  5. Step 5: Solve for x
    x = 6,854,017,709,120.89/3,558,940.98
  6. Step 6: Final answer
    x = 1,925,858.77

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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.