Home / 2,771,705.85-4,131,938.06-2,728,027.95

Finding the Fourth Proportional to 2,771,705.85, 4,131,938.06 and 2,728,027.95

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Solution

The fourth proportional to 2,771,705.85, 4,131,938.06 and 2,728,027.95 is: 4,066,824.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771,705.85 : 4,131,938.06 = 2,728,027.95 : x
  2. Step 2: Convert to fraction form
    2,771,705.85/4,131,938.06 = 2,728,027.95/x
  3. Step 3: Cross multiply
    2,771,705.85x = 4,131,938.06 × 2,728,027.95
  4. Step 4: Simplify right side
    2,771,705.85x = 11,272,042,515,348.78
  5. Step 5: Solve for x
    x = 11,272,042,515,348.78/2,771,705.85
  6. Step 6: Final answer
    x = 4,066,824.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.