Home / 2,774,861.88-3,829,324.76-1,551,218.98

Finding the Fourth Proportional to 2,774,861.88, 3,829,324.76 and 1,551,218.98

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Solution

The fourth proportional to 2,774,861.88, 3,829,324.76 and 1,551,218.98 is: 2,140,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,774,861.88 : 3,829,324.76 = 1,551,218.98 : x
  2. Step 2: Convert to fraction form
    2,774,861.88/3,829,324.76 = 1,551,218.98/x
  3. Step 3: Cross multiply
    2,774,861.88x = 3,829,324.76 × 1,551,218.98
  4. Step 4: Simplify right side
    2,774,861.88x = 5,940,121,230,966.54
  5. Step 5: Solve for x
    x = 5,940,121,230,966.54/2,774,861.88
  6. Step 6: Final answer
    x = 2,140,690.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.