Home / 2,756,992.82-4,135,491.05-863,881.88

Finding the Fourth Proportional to 2,756,992.82, 4,135,491.05 and 863,881.88

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Solution

The fourth proportional to 2,756,992.82, 4,135,491.05 and 863,881.88 is: 1,295,823.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,756,992.82 : 4,135,491.05 = 863,881.88 : x
  2. Step 2: Convert to fraction form
    2,756,992.82/4,135,491.05 = 863,881.88/x
  3. Step 3: Cross multiply
    2,756,992.82x = 4,135,491.05 × 863,881.88
  4. Step 4: Simplify right side
    2,756,992.82x = 3,572,575,758,000.31
  5. Step 5: Solve for x
    x = 3,572,575,758,000.31/2,756,992.82
  6. Step 6: Final answer
    x = 1,295,823.38

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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.