Home / 2,076,375.20-3,114,562.80-656,866.40

Finding the Fourth Proportional to 2,076,375.20, 3,114,562.80 and 656,866.40

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Solution

The fourth proportional to 2,076,375.20, 3,114,562.80 and 656,866.40 is: 985,299.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,375.20 : 3,114,562.80 = 656,866.40 : x
  2. Step 2: Convert to fraction form
    2,076,375.20/3,114,562.80 = 656,866.40/x
  3. Step 3: Cross multiply
    2,076,375.20x = 3,114,562.80 × 656,866.40
  4. Step 4: Simplify right side
    2,076,375.20x = 2,045,851,654,009.92
  5. Step 5: Solve for x
    x = 2,045,851,654,009.92/2,076,375.20
  6. Step 6: Final answer
    x = 985,299.60

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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.