Home / 4,766,976.70-7,149,456.24-1,571,343.28

Finding the Fourth Proportional to 4,766,976.70, 7,149,456.24 and 1,571,343.28

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Solution

The fourth proportional to 4,766,976.70, 7,149,456.24 and 1,571,343.28 is: 2,356,682.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,766,976.70 : 7,149,456.24 = 1,571,343.28 : x
  2. Step 2: Convert to fraction form
    4,766,976.70/7,149,456.24 = 1,571,343.28/x
  3. Step 3: Cross multiply
    4,766,976.70x = 7,149,456.24 × 1,571,343.28
  4. Step 4: Simplify right side
    4,766,976.70x = 11,234,250,018,378.07
  5. Step 5: Solve for x
    x = 11,234,250,018,378.07/4,766,976.70
  6. Step 6: Final answer
    x = 2,356,682.38

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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.