Home / 2,076,399.10-3,114,015.45-656,890.30

Finding the Fourth Proportional to 2,076,399.10, 3,114,015.45 and 656,890.30

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Solution

The fourth proportional to 2,076,399.10, 3,114,015.45 and 656,890.30 is: 985,150.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,399.10 : 3,114,015.45 = 656,890.30 : x
  2. Step 2: Convert to fraction form
    2,076,399.10/3,114,015.45 = 656,890.30/x
  3. Step 3: Cross multiply
    2,076,399.10x = 3,114,015.45 × 656,890.30
  4. Step 4: Simplify right side
    2,076,399.10x = 2,045,566,543,155.14
  5. Step 5: Solve for x
    x = 2,045,566,543,155.14/2,076,399.10
  6. Step 6: Final answer
    x = 985,150.95

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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.