Home / 1,957,342.39-2,701,126.87-1,086,308.54

Finding the Fourth Proportional to 1,957,342.39, 2,701,126.87 and 1,086,308.54

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Solution

The fourth proportional to 1,957,342.39, 2,701,126.87 and 1,086,308.54 is: 1,499,102.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,342.39 : 2,701,126.87 = 1,086,308.54 : x
  2. Step 2: Convert to fraction form
    1,957,342.39/2,701,126.87 = 1,086,308.54/x
  3. Step 3: Cross multiply
    1,957,342.39x = 2,701,126.87 × 1,086,308.54
  4. Step 4: Simplify right side
    1,957,342.39x = 2,934,257,186,504.47
  5. Step 5: Solve for x
    x = 2,934,257,186,504.47/1,957,342.39
  6. Step 6: Final answer
    x = 1,499,102.66

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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.