Home / 3,834,804.72-5,292,141.28-2,116,035.92

Finding the Fourth Proportional to 3,834,804.72, 5,292,141.28 and 2,116,035.92

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Solution

The fourth proportional to 3,834,804.72, 5,292,141.28 and 2,116,035.92 is: 2,920,190.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,834,804.72 : 5,292,141.28 = 2,116,035.92 : x
  2. Step 2: Convert to fraction form
    3,834,804.72/5,292,141.28 = 2,116,035.92/x
  3. Step 3: Cross multiply
    3,834,804.72x = 5,292,141.28 × 2,116,035.92
  4. Step 4: Simplify right side
    3,834,804.72x = 11,198,361,042,194.78
  5. Step 5: Solve for x
    x = 11,198,361,042,194.78/3,834,804.72
  6. Step 6: Final answer
    x = 2,920,190.69

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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.