Home / 2,076,012.60-3,113,435.70-656,503.80

Finding the Fourth Proportional to 2,076,012.60, 3,113,435.70 and 656,503.80

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Solution

The fourth proportional to 2,076,012.60, 3,113,435.70 and 656,503.80 is: 984,571.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,012.60 : 3,113,435.70 = 656,503.80 : x
  2. Step 2: Convert to fraction form
    2,076,012.60/3,113,435.70 = 656,503.80/x
  3. Step 3: Cross multiply
    2,076,012.60x = 3,113,435.70 × 656,503.80
  4. Step 4: Simplify right side
    2,076,012.60x = 2,043,982,368,105.66
  5. Step 5: Solve for x
    x = 2,043,982,368,105.66/2,076,012.60
  6. Step 6: Final answer
    x = 984,571.27

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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.