Home / 1,916,678.50-2,874,175.74-717,759.94

Finding the Fourth Proportional to 1,916,678.50, 2,874,175.74 and 717,759.94

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Solution

The fourth proportional to 1,916,678.50, 2,874,175.74 and 717,759.94 is: 1,076,324.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,678.50 : 2,874,175.74 = 717,759.94 : x
  2. Step 2: Convert to fraction form
    1,916,678.50/2,874,175.74 = 717,759.94/x
  3. Step 3: Cross multiply
    1,916,678.50x = 2,874,175.74 × 717,759.94
  4. Step 4: Simplify right side
    1,916,678.50x = 2,062,968,206,691.86
  5. Step 5: Solve for x
    x = 2,062,968,206,691.86/1,916,678.50
  6. Step 6: Final answer
    x = 1,076,324.59

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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.