Home / 883,874.12-1,326,738.86-783,315.52

Finding the Fourth Proportional to 883,874.12, 1,326,738.86 and 783,315.52

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Solution

The fourth proportional to 883,874.12, 1,326,738.86 and 783,315.52 is: 1,175,795.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,874.12 : 1,326,738.86 = 783,315.52 : x
  2. Step 2: Convert to fraction form
    883,874.12/1,326,738.86 = 783,315.52/x
  3. Step 3: Cross multiply
    883,874.12x = 1,326,738.86 × 783,315.52
  4. Step 4: Simplify right side
    883,874.12x = 1,039,255,140,704.39
  5. Step 5: Solve for x
    x = 1,039,255,140,704.39/883,874.12
  6. Step 6: Final answer
    x = 1,175,795.42

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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.