Home / 3,858,214.51-5,324,575.35-2,139,335.02

Finding the Fourth Proportional to 3,858,214.51, 5,324,575.35 and 2,139,335.02

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Solution

The fourth proportional to 3,858,214.51, 5,324,575.35 and 2,139,335.02 is: 2,952,415.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,214.51 : 5,324,575.35 = 2,139,335.02 : x
  2. Step 2: Convert to fraction form
    3,858,214.51/5,324,575.35 = 2,139,335.02/x
  3. Step 3: Cross multiply
    3,858,214.51x = 5,324,575.35 × 2,139,335.02
  4. Step 4: Simplify right side
    3,858,214.51x = 11,391,050,512,883.76
  5. Step 5: Solve for x
    x = 11,391,050,512,883.76/3,858,214.51
  6. Step 6: Final answer
    x = 2,952,415.03

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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.