Home / 2,855,556.47-4,284,642.74-1,236,820.41

Finding the Fourth Proportional to 2,855,556.47, 4,284,642.74 and 1,236,820.41

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Solution

The fourth proportional to 2,855,556.47, 4,284,642.74 and 1,236,820.41 is: 1,855,797.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,556.47 : 4,284,642.74 = 1,236,820.41 : x
  2. Step 2: Convert to fraction form
    2,855,556.47/4,284,642.74 = 1,236,820.41/x
  3. Step 3: Cross multiply
    2,855,556.47x = 4,284,642.74 × 1,236,820.41
  4. Step 4: Simplify right side
    2,855,556.47x = 5,299,333,590,390.32
  5. Step 5: Solve for x
    x = 5,299,333,590,390.32/2,855,556.47
  6. Step 6: Final answer
    x = 1,855,797.16

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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.