Home / 2,580,736.45-3,870,854.53-783,635.72

Finding the Fourth Proportional to 2,580,736.45, 3,870,854.53 and 783,635.72

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Solution

The fourth proportional to 2,580,736.45, 3,870,854.53 and 783,635.72 is: 1,175,377.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580,736.45 : 3,870,854.53 = 783,635.72 : x
  2. Step 2: Convert to fraction form
    2,580,736.45/3,870,854.53 = 783,635.72/x
  3. Step 3: Cross multiply
    2,580,736.45x = 3,870,854.53 × 783,635.72
  4. Step 4: Simplify right side
    2,580,736.45x = 3,033,339,877,611.36
  5. Step 5: Solve for x
    x = 3,033,339,877,611.36/2,580,736.45
  6. Step 6: Final answer
    x = 1,175,377.62

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.