Home / 1,783,520.67-2,675,283.12-758,585.55

Finding the Fourth Proportional to 1,783,520.67, 2,675,283.12 and 758,585.55

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Solution

The fourth proportional to 1,783,520.67, 2,675,283.12 and 758,585.55 is: 1,137,879.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,520.67 : 2,675,283.12 = 758,585.55 : x
  2. Step 2: Convert to fraction form
    1,783,520.67/2,675,283.12 = 758,585.55/x
  3. Step 3: Cross multiply
    1,783,520.67x = 2,675,283.12 × 758,585.55
  4. Step 4: Simplify right side
    1,783,520.67x = 2,029,431,116,990.92
  5. Step 5: Solve for x
    x = 2,029,431,116,990.92/1,783,520.67
  6. Step 6: Final answer
    x = 1,137,879.22

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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.