Home / 3,557,788.65-4,910,555.34-2,781,884.79

Finding the Fourth Proportional to 3,557,788.65, 4,910,555.34 and 2,781,884.79

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Solution

The fourth proportional to 3,557,788.65, 4,910,555.34 and 2,781,884.79 is: 3,839,632.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,788.65 : 4,910,555.34 = 2,781,884.79 : x
  2. Step 2: Convert to fraction form
    3,557,788.65/4,910,555.34 = 2,781,884.79/x
  3. Step 3: Cross multiply
    3,557,788.65x = 4,910,555.34 × 2,781,884.79
  4. Step 4: Simplify right side
    3,557,788.65x = 13,660,599,210,799.28
  5. Step 5: Solve for x
    x = 13,660,599,210,799.28/3,557,788.65
  6. Step 6: Final answer
    x = 3,839,632.02

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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.