Home / 5,284,090.78-7,292,046.33-3,219,106.28

Finding the Fourth Proportional to 5,284,090.78, 7,292,046.33 and 3,219,106.28

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Solution

The fourth proportional to 5,284,090.78, 7,292,046.33 and 3,219,106.28 is: 4,442,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284,090.78 : 7,292,046.33 = 3,219,106.28 : x
  2. Step 2: Convert to fraction form
    5,284,090.78/7,292,046.33 = 3,219,106.28/x
  3. Step 3: Cross multiply
    5,284,090.78x = 7,292,046.33 × 3,219,106.28
  4. Step 4: Simplify right side
    5,284,090.78x = 23,473,872,098,493.72
  5. Step 5: Solve for x
    x = 23,473,872,098,493.72/5,284,090.78
  6. Step 6: Final answer
    x = 4,442,367.30

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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.