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Finding the Fourth Proportional to 2,855,646.96, 4,283,485 and 962,404.80

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Solution

The fourth proportional to 2,855,646.96, 4,283,485 and 962,404.80 is: 1,443,612.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,646.96 : 4,283,485 = 962,404.80 : x
  2. Step 2: Convert to fraction form
    2,855,646.96/4,283,485 = 962,404.80/x
  3. Step 3: Cross multiply
    2,855,646.96x = 4,283,485 × 962,404.80
  4. Step 4: Simplify right side
    2,855,646.96x = 4,122,446,524,728
  5. Step 5: Solve for x
    x = 4,122,446,524,728/2,855,646.96
  6. Step 6: Final answer
    x = 1,443,612.11

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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.