Home / 3,825,340.02-5,278,968.72-2,106,456.30

Finding the Fourth Proportional to 3,825,340.02, 5,278,968.72 and 2,106,456.30

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Solution

The fourth proportional to 3,825,340.02, 5,278,968.72 and 2,106,456.30 is: 2,906,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,340.02 : 5,278,968.72 = 2,106,456.30 : x
  2. Step 2: Convert to fraction form
    3,825,340.02/5,278,968.72 = 2,106,456.30/x
  3. Step 3: Cross multiply
    3,825,340.02x = 5,278,968.72 × 2,106,456.30
  4. Step 4: Simplify right side
    3,825,340.02x = 11,119,916,917,746.93
  5. Step 5: Solve for x
    x = 11,119,916,917,746.93/3,825,340.02
  6. Step 6: Final answer
    x = 2,906,909.41

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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.