Home / 1,076,979.66-1,486,452.48-641,652.03

Finding the Fourth Proportional to 1,076,979.66, 1,486,452.48 and 641,652.03

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Solution

The fourth proportional to 1,076,979.66, 1,486,452.48 and 641,652.03 is: 885,611.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,076,979.66 : 1,486,452.48 = 641,652.03 : x
  2. Step 2: Convert to fraction form
    1,076,979.66/1,486,452.48 = 641,652.03/x
  3. Step 3: Cross multiply
    1,076,979.66x = 1,486,452.48 × 641,652.03
  4. Step 4: Simplify right side
    1,076,979.66x = 953,785,240,650.01
  5. Step 5: Solve for x
    x = 953,785,240,650.01/1,076,979.66
  6. Step 6: Final answer
    x = 885,611.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.