Home / 3,172,587.88-4,378,176.74-1,814,460.88

Finding the Fourth Proportional to 3,172,587.88, 4,378,176.74 and 1,814,460.88

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Solution

The fourth proportional to 3,172,587.88, 4,378,176.74 and 1,814,460.88 is: 2,503,959.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172,587.88 : 4,378,176.74 = 1,814,460.88 : x
  2. Step 2: Convert to fraction form
    3,172,587.88/4,378,176.74 = 1,814,460.88/x
  3. Step 3: Cross multiply
    3,172,587.88x = 4,378,176.74 × 1,814,460.88
  4. Step 4: Simplify right side
    3,172,587.88x = 7,944,030,420,455.93
  5. Step 5: Solve for x
    x = 7,944,030,420,455.93/3,172,587.88
  6. Step 6: Final answer
    x = 2,503,959.14

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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.