Home / 2,855,556.18-4,284,642.27-1,236,820.11

Finding the Fourth Proportional to 2,855,556.18, 4,284,642.27 and 1,236,820.11

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Solution

The fourth proportional to 2,855,556.18, 4,284,642.27 and 1,236,820.11 is: 1,855,796.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,556.18 : 4,284,642.27 = 1,236,820.11 : x
  2. Step 2: Convert to fraction form
    2,855,556.18/4,284,642.27 = 1,236,820.11/x
  3. Step 3: Cross multiply
    2,855,556.18x = 4,284,642.27 × 1,236,820.11
  4. Step 4: Simplify right side
    2,855,556.18x = 5,299,331,696,084.74
  5. Step 5: Solve for x
    x = 5,299,331,696,084.74/2,855,556.18
  6. Step 6: Final answer
    x = 1,855,796.69

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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.