Home / 1,634,104.80-2,446,318.80-1,215,237.60

Finding the Fourth Proportional to 1,634,104.80, 2,446,318.80 and 1,215,237.60

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Solution

The fourth proportional to 1,634,104.80, 2,446,318.80 and 1,215,237.60 is: 1,819,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634,104.80 : 2,446,318.80 = 1,215,237.60 : x
  2. Step 2: Convert to fraction form
    1,634,104.80/2,446,318.80 = 1,215,237.60/x
  3. Step 3: Cross multiply
    1,634,104.80x = 2,446,318.80 × 1,215,237.60
  4. Step 4: Simplify right side
    1,634,104.80x = 2,972,858,587,346.88
  5. Step 5: Solve for x
    x = 2,972,858,587,346.88/1,634,104.80
  6. Step 6: Final answer
    x = 1,819,258.22

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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.