Home / 2,291,987.69-3,163,041.42-1,273,392.44

Finding the Fourth Proportional to 2,291,987.69, 3,163,041.42 and 1,273,392.44

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Solution

The fourth proportional to 2,291,987.69, 3,163,041.42 and 1,273,392.44 is: 1,757,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,987.69 : 3,163,041.42 = 1,273,392.44 : x
  2. Step 2: Convert to fraction form
    2,291,987.69/3,163,041.42 = 1,273,392.44/x
  3. Step 3: Cross multiply
    2,291,987.69x = 3,163,041.42 × 1,273,392.44
  4. Step 4: Simplify right side
    2,291,987.69x = 4,027,793,031,634.87
  5. Step 5: Solve for x
    x = 4,027,793,031,634.87/2,291,987.69
  6. Step 6: Final answer
    x = 1,757,336.24

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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.