Home / 1,300,126.98-1,950,456.44-447,087.85

Finding the Fourth Proportional to 1,300,126.98, 1,950,456.44 and 447,087.85

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Solution

The fourth proportional to 1,300,126.98, 1,950,456.44 and 447,087.85 is: 670,723.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,300,126.98 : 1,950,456.44 = 447,087.85 : x
  2. Step 2: Convert to fraction form
    1,300,126.98/1,950,456.44 = 447,087.85/x
  3. Step 3: Cross multiply
    1,300,126.98x = 1,950,456.44 × 447,087.85
  4. Step 4: Simplify right side
    1,300,126.98x = 872,025,376,278.25
  5. Step 5: Solve for x
    x = 872,025,376,278.25/1,300,126.98
  6. Step 6: Final answer
    x = 670,723.24

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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.