Home / 2,987,339.24-4,122,520.64-1,629,212.24

Finding the Fourth Proportional to 2,987,339.24, 4,122,520.64 and 1,629,212.24

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Solution

The fourth proportional to 2,987,339.24, 4,122,520.64 and 1,629,212.24 is: 2,248,308.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,339.24 : 4,122,520.64 = 1,629,212.24 : x
  2. Step 2: Convert to fraction form
    2,987,339.24/4,122,520.64 = 1,629,212.24/x
  3. Step 3: Cross multiply
    2,987,339.24x = 4,122,520.64 × 1,629,212.24
  4. Step 4: Simplify right side
    2,987,339.24x = 6,716,461,086,340.63
  5. Step 5: Solve for x
    x = 6,716,461,086,340.63/2,987,339.24
  6. Step 6: Final answer
    x = 2,248,308.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.