Home / 4,221,615.60-6,331,937.40-1,229,799.60

Finding the Fourth Proportional to 4,221,615.60, 6,331,937.40 and 1,229,799.60

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Solution

The fourth proportional to 4,221,615.60, 6,331,937.40 and 1,229,799.60 is: 1,844,557.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221,615.60 : 6,331,937.40 = 1,229,799.60 : x
  2. Step 2: Convert to fraction form
    4,221,615.60/6,331,937.40 = 1,229,799.60/x
  3. Step 3: Cross multiply
    4,221,615.60x = 6,331,937.40 × 1,229,799.60
  4. Step 4: Simplify right side
    4,221,615.60x = 7,787,014,081,745.04
  5. Step 5: Solve for x
    x = 7,787,014,081,745.04/4,221,615.60
  6. Step 6: Final answer
    x = 1,844,557.82

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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.