Home / 3,858,141.83-5,323,746.35-2,115,352.60

Finding the Fourth Proportional to 3,858,141.83, 5,323,746.35 and 2,115,352.60

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Solution

The fourth proportional to 3,858,141.83, 5,323,746.35 and 2,115,352.60 is: 2,918,918.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858,141.83 : 5,323,746.35 = 2,115,352.60 : x
  2. Step 2: Convert to fraction form
    3,858,141.83/5,323,746.35 = 2,115,352.60/x
  3. Step 3: Cross multiply
    3,858,141.83x = 5,323,746.35 × 2,115,352.60
  4. Step 4: Simplify right side
    3,858,141.83x = 11,261,600,661,882.66
  5. Step 5: Solve for x
    x = 11,261,600,661,882.66/3,858,141.83
  6. Step 6: Final answer
    x = 2,918,918.27

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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.