Home / 2,517,803.52-3,778,278.84-1,021,895.52

Finding the Fourth Proportional to 2,517,803.52, 3,778,278.84 and 1,021,895.52

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Solution

The fourth proportional to 2,517,803.52, 3,778,278.84 and 1,021,895.52 is: 1,533,481.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,517,803.52 : 3,778,278.84 = 1,021,895.52 : x
  2. Step 2: Convert to fraction form
    2,517,803.52/3,778,278.84 = 1,021,895.52/x
  3. Step 3: Cross multiply
    2,517,803.52x = 3,778,278.84 × 1,021,895.52
  4. Step 4: Simplify right side
    2,517,803.52x = 3,861,006,219,906.80
  5. Step 5: Solve for x
    x = 3,861,006,219,906.80/2,517,803.52
  6. Step 6: Final answer
    x = 1,533,481.94

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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.