Home / 2,076,447.60-3,114,088.20-656,938.80

Finding the Fourth Proportional to 2,076,447.60, 3,114,088.20 and 656,938.80

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Solution

The fourth proportional to 2,076,447.60, 3,114,088.20 and 656,938.80 is: 985,223.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,447.60 : 3,114,088.20 = 656,938.80 : x
  2. Step 2: Convert to fraction form
    2,076,447.60/3,114,088.20 = 656,938.80/x
  3. Step 3: Cross multiply
    2,076,447.60x = 3,114,088.20 × 656,938.80
  4. Step 4: Simplify right side
    2,076,447.60x = 2,045,765,365,202.16
  5. Step 5: Solve for x
    x = 2,045,765,365,202.16/2,076,447.60
  6. Step 6: Final answer
    x = 985,223.69

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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.