Home / 2,076,645.30-3,114,676.35-656,844.90

Finding the Fourth Proportional to 2,076,645.30, 3,114,676.35 and 656,844.90

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Solution

The fourth proportional to 2,076,645.30, 3,114,676.35 and 656,844.90 is: 985,175.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,645.30 : 3,114,676.35 = 656,844.90 : x
  2. Step 2: Convert to fraction form
    2,076,645.30/3,114,676.35 = 656,844.90/x
  3. Step 3: Cross multiply
    2,076,645.30x = 3,114,676.35 × 656,844.90
  4. Step 4: Simplify right side
    2,076,645.30x = 2,045,859,275,648.12
  5. Step 5: Solve for x
    x = 2,045,859,275,648.12/2,076,645.30
  6. Step 6: Final answer
    x = 985,175.12

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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.