Home / 1,226,498.52-1,840,053.94-427,791.54

Finding the Fourth Proportional to 1,226,498.52, 1,840,053.94 and 427,791.54

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Solution

The fourth proportional to 1,226,498.52, 1,840,053.94 and 427,791.54 is: 641,794.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,498.52 : 1,840,053.94 = 427,791.54 : x
  2. Step 2: Convert to fraction form
    1,226,498.52/1,840,053.94 = 427,791.54/x
  3. Step 3: Cross multiply
    1,226,498.52x = 1,840,053.94 × 427,791.54
  4. Step 4: Simplify right side
    1,226,498.52x = 787,159,508,675.67
  5. Step 5: Solve for x
    x = 787,159,508,675.67/1,226,498.52
  6. Step 6: Final answer
    x = 641,794.10

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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.