Home / 4,647,765.30-6,971,642.49-1,615,131.37

Finding the Fourth Proportional to 4,647,765.30, 6,971,642.49 and 1,615,131.37

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Solution

The fourth proportional to 4,647,765.30, 6,971,642.49 and 1,615,131.37 is: 2,422,695.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,647,765.30 : 6,971,642.49 = 1,615,131.37 : x
  2. Step 2: Convert to fraction form
    4,647,765.30/6,971,642.49 = 1,615,131.37/x
  3. Step 3: Cross multiply
    4,647,765.30x = 6,971,642.49 × 1,615,131.37
  4. Step 4: Simplify right side
    4,647,765.30x = 11,260,118,486,023.91
  5. Step 5: Solve for x
    x = 11,260,118,486,023.91/4,647,765.30
  6. Step 6: Final answer
    x = 2,422,695.16

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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.