Home / 3,830,348.93-5,285,917.44-2,111,530.95

Finding the Fourth Proportional to 3,830,348.93, 5,285,917.44 and 2,111,530.95

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Solution

The fourth proportional to 3,830,348.93, 5,285,917.44 and 2,111,530.95 is: 2,913,932.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,348.93 : 5,285,917.44 = 2,111,530.95 : x
  2. Step 2: Convert to fraction form
    3,830,348.93/5,285,917.44 = 2,111,530.95/x
  3. Step 3: Cross multiply
    3,830,348.93x = 5,285,917.44 × 2,111,530.95
  4. Step 4: Simplify right side
    3,830,348.93x = 11,161,378,273,704.77
  5. Step 5: Solve for x
    x = 11,161,378,273,704.77/3,830,348.93
  6. Step 6: Final answer
    x = 2,913,932.51

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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.