Home / 3,867,999.40-5,801,999.10-1,028,398.60

Finding the Fourth Proportional to 3,867,999.40, 5,801,999.10 and 1,028,398.60

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Solution

The fourth proportional to 3,867,999.40, 5,801,999.10 and 1,028,398.60 is: 1,542,597.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,999.40 : 5,801,999.10 = 1,028,398.60 : x
  2. Step 2: Convert to fraction form
    3,867,999.40/5,801,999.10 = 1,028,398.60/x
  3. Step 3: Cross multiply
    3,867,999.40x = 5,801,999.10 × 1,028,398.60
  4. Step 4: Simplify right side
    3,867,999.40x = 5,966,767,751,641.26
  5. Step 5: Solve for x
    x = 5,966,767,751,641.26/3,867,999.40
  6. Step 6: Final answer
    x = 1,542,597.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.