Home / 2,192,715.70-3,287,907.15-929,115.70

Finding the Fourth Proportional to 2,192,715.70, 3,287,907.15 and 929,115.70

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Solution

The fourth proportional to 2,192,715.70, 3,287,907.15 and 929,115.70 is: 1,393,179.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,192,715.70 : 3,287,907.15 = 929,115.70 : x
  2. Step 2: Convert to fraction form
    2,192,715.70/3,287,907.15 = 929,115.70/x
  3. Step 3: Cross multiply
    2,192,715.70x = 3,287,907.15 × 929,115.70
  4. Step 4: Simplify right side
    2,192,715.70x = 3,054,846,153,207.26
  5. Step 5: Solve for x
    x = 3,054,846,153,207.26/2,192,715.70
  6. Step 6: Final answer
    x = 1,393,179.31

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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.