Home / 3,883,734.78-5,359,442.43-2,164,818.39

Finding the Fourth Proportional to 3,883,734.78, 5,359,442.43 and 2,164,818.39

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Solution

The fourth proportional to 3,883,734.78, 5,359,442.43 and 2,164,818.39 is: 2,987,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883,734.78 : 5,359,442.43 = 2,164,818.39 : x
  2. Step 2: Convert to fraction form
    3,883,734.78/5,359,442.43 = 2,164,818.39/x
  3. Step 3: Cross multiply
    3,883,734.78x = 5,359,442.43 × 2,164,818.39
  4. Step 4: Simplify right side
    3,883,734.78x = 11,602,219,532,610.29
  5. Step 5: Solve for x
    x = 11,602,219,532,610.29/3,883,734.78
  6. Step 6: Final answer
    x = 2,987,387.19

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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.