Home / 2,901,410.78-4,002,704.74-1,811,790.66

Finding the Fourth Proportional to 2,901,410.78, 4,002,704.74 and 1,811,790.66

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Solution

The fourth proportional to 2,901,410.78, 4,002,704.74 and 1,811,790.66 is: 2,499,495.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901,410.78 : 4,002,704.74 = 1,811,790.66 : x
  2. Step 2: Convert to fraction form
    2,901,410.78/4,002,704.74 = 1,811,790.66/x
  3. Step 3: Cross multiply
    2,901,410.78x = 4,002,704.74 × 1,811,790.66
  4. Step 4: Simplify right side
    2,901,410.78x = 7,252,063,062,669.73
  5. Step 5: Solve for x
    x = 7,252,063,062,669.73/2,901,410.78
  6. Step 6: Final answer
    x = 2,499,495.46

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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.