Home / 1,691,699.55-2,536,535.91-538,447.98

Finding the Fourth Proportional to 1,691,699.55, 2,536,535.91 and 538,447.98

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Solution

The fourth proportional to 1,691,699.55, 2,536,535.91 and 538,447.98 is: 807,349.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,699.55 : 2,536,535.91 = 538,447.98 : x
  2. Step 2: Convert to fraction form
    1,691,699.55/2,536,535.91 = 538,447.98/x
  3. Step 3: Cross multiply
    1,691,699.55x = 2,536,535.91 × 538,447.98
  4. Step 4: Simplify right side
    1,691,699.55x = 1,365,792,629,922.56
  5. Step 5: Solve for x
    x = 1,365,792,629,922.56/1,691,699.55
  6. Step 6: Final answer
    x = 807,349.41

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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.