Home / 2,633,342.76-3,950,015.80-638,798.76

Finding the Fourth Proportional to 2,633,342.76, 3,950,015.80 and 638,798.76

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Solution

The fourth proportional to 2,633,342.76, 3,950,015.80 and 638,798.76 is: 958,198.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,633,342.76 : 3,950,015.80 = 638,798.76 : x
  2. Step 2: Convert to fraction form
    2,633,342.76/3,950,015.80 = 638,798.76/x
  3. Step 3: Cross multiply
    2,633,342.76x = 3,950,015.80 × 638,798.76
  4. Step 4: Simplify right side
    2,633,342.76x = 2,523,265,195,020.41
  5. Step 5: Solve for x
    x = 2,523,265,195,020.41/2,633,342.76
  6. Step 6: Final answer
    x = 958,198.54

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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.