Home / 3,878,889.69-5,352,867.59-2,248,242.90

Finding the Fourth Proportional to 3,878,889.69, 5,352,867.59 and 2,248,242.90

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Solution

The fourth proportional to 3,878,889.69, 5,352,867.59 and 2,248,242.90 is: 3,102,575.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,889.69 : 5,352,867.59 = 2,248,242.90 : x
  2. Step 2: Convert to fraction form
    3,878,889.69/5,352,867.59 = 2,248,242.90/x
  3. Step 3: Cross multiply
    3,878,889.69x = 5,352,867.59 × 2,248,242.90
  4. Step 4: Simplify right side
    3,878,889.69x = 12,034,546,552,653.02
  5. Step 5: Solve for x
    x = 12,034,546,552,653.02/3,878,889.69
  6. Step 6: Final answer
    x = 3,102,575.09

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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.