Home / 3,878,871.49-5,352,842.61-2,248,224.69

Finding the Fourth Proportional to 3,878,871.49, 5,352,842.61 and 2,248,224.69

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Solution

The fourth proportional to 3,878,871.49, 5,352,842.61 and 2,248,224.69 is: 3,102,550.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,871.49 : 5,352,842.61 = 2,248,224.69 : x
  2. Step 2: Convert to fraction form
    3,878,871.49/5,352,842.61 = 2,248,224.69/x
  3. Step 3: Cross multiply
    3,878,871.49x = 5,352,842.61 × 2,248,224.69
  4. Step 4: Simplify right side
    3,878,871.49x = 12,034,392,937,559.20
  5. Step 5: Solve for x
    x = 12,034,392,937,559.20/3,878,871.49
  6. Step 6: Final answer
    x = 3,102,550.05

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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.