Home / 3,485,721.54-4,808,891.13-2,106,671.07

Finding the Fourth Proportional to 3,485,721.54, 4,808,891.13 and 2,106,671.07

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Solution

The fourth proportional to 3,485,721.54, 4,808,891.13 and 2,106,671.07 is: 2,906,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,485,721.54 : 4,808,891.13 = 2,106,671.07 : x
  2. Step 2: Convert to fraction form
    3,485,721.54/4,808,891.13 = 2,106,671.07/x
  3. Step 3: Cross multiply
    3,485,721.54x = 4,808,891.13 × 2,106,671.07
  4. Step 4: Simplify right side
    3,485,721.54x = 10,130,751,822,350.61
  5. Step 5: Solve for x
    x = 10,130,751,822,350.61/3,485,721.54
  6. Step 6: Final answer
    x = 2,906,357.18

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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.