Home / 2,855,243.79-4,283,987.22-1,256,686.22

Finding the Fourth Proportional to 2,855,243.79, 4,283,987.22 and 1,256,686.22

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Solution

The fourth proportional to 2,855,243.79, 4,283,987.22 and 1,256,686.22 is: 1,885,522.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,243.79 : 4,283,987.22 = 1,256,686.22 : x
  2. Step 2: Convert to fraction form
    2,855,243.79/4,283,987.22 = 1,256,686.22/x
  3. Step 3: Cross multiply
    2,855,243.79x = 4,283,987.22 × 1,256,686.22
  4. Step 4: Simplify right side
    2,855,243.79x = 5,383,627,716,740.08
  5. Step 5: Solve for x
    x = 5,383,627,716,740.08/2,855,243.79
  6. Step 6: Final answer
    x = 1,885,522.96

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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.