Home / 1,076,824.36-1,613,450.94-654,823.72

Finding the Fourth Proportional to 1,076,824.36, 1,613,450.94 and 654,823.72

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Solution

The fourth proportional to 1,076,824.36, 1,613,450.94 and 654,823.72 is: 981,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,824.36 : 1,613,450.94 = 654,823.72 : x
  2. Step 2: Convert to fraction form
    1,076,824.36/1,613,450.94 = 654,823.72/x
  3. Step 3: Cross multiply
    1,076,824.36x = 1,613,450.94 × 654,823.72
  4. Step 4: Simplify right side
    1,076,824.36x = 1,056,525,946,568.30
  5. Step 5: Solve for x
    x = 1,056,525,946,568.30/1,076,824.36
  6. Step 6: Final answer
    x = 981,149.75

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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.