Home / 2,076,644.80-3,114,675.60-656,844.40

Finding the Fourth Proportional to 2,076,644.80, 3,114,675.60 and 656,844.40

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Solution

The fourth proportional to 2,076,644.80, 3,114,675.60 and 656,844.40 is: 985,174.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,644.80 : 3,114,675.60 = 656,844.40 : x
  2. Step 2: Convert to fraction form
    2,076,644.80/3,114,675.60 = 656,844.40/x
  3. Step 3: Cross multiply
    2,076,644.80x = 3,114,675.60 × 656,844.40
  4. Step 4: Simplify right side
    2,076,644.80x = 2,045,857,225,676.64
  5. Step 5: Solve for x
    x = 2,045,857,225,676.64/2,076,644.80
  6. Step 6: Final answer
    x = 985,174.37

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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.