Home / 4,647,765.80-6,971,643.24-1,615,131.87

Finding the Fourth Proportional to 4,647,765.80, 6,971,643.24 and 1,615,131.87

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Solution

The fourth proportional to 4,647,765.80, 6,971,643.24 and 1,615,131.87 is: 2,422,695.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,765.80 : 6,971,643.24 = 1,615,131.87 : x
  2. Step 2: Convert to fraction form
    4,647,765.80/6,971,643.24 = 1,615,131.87/x
  3. Step 3: Cross multiply
    4,647,765.80x = 6,971,643.24 × 1,615,131.87
  4. Step 4: Simplify right side
    4,647,765.80x = 11,260,123,183,194.06
  5. Step 5: Solve for x
    x = 11,260,123,183,194.06/4,647,765.80
  6. Step 6: Final answer
    x = 2,422,695.91

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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.