Home / 2,487,932.37-3,731,895.44-782,224.61

Finding the Fourth Proportional to 2,487,932.37, 3,731,895.44 and 782,224.61

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Solution

The fourth proportional to 2,487,932.37, 3,731,895.44 and 782,224.61 is: 1,173,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,932.37 : 3,731,895.44 = 782,224.61 : x
  2. Step 2: Convert to fraction form
    2,487,932.37/3,731,895.44 = 782,224.61/x
  3. Step 3: Cross multiply
    2,487,932.37x = 3,731,895.44 × 782,224.61
  4. Step 4: Simplify right side
    2,487,932.37x = 2,919,180,432,544.18
  5. Step 5: Solve for x
    x = 2,919,180,432,544.18/2,487,932.37
  6. Step 6: Final answer
    x = 1,173,335.93

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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.