Home / 2,076,561.40-3,114,842.10-656,728.60

Finding the Fourth Proportional to 2,076,561.40, 3,114,842.10 and 656,728.60

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Solution

The fourth proportional to 2,076,561.40, 3,114,842.10 and 656,728.60 is: 985,092.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,561.40 : 3,114,842.10 = 656,728.60 : x
  2. Step 2: Convert to fraction form
    2,076,561.40/3,114,842.10 = 656,728.60/x
  3. Step 3: Cross multiply
    2,076,561.40x = 3,114,842.10 × 656,728.60
  4. Step 4: Simplify right side
    2,076,561.40x = 2,045,605,891,554.06
  5. Step 5: Solve for x
    x = 2,045,605,891,554.06/2,076,561.40
  6. Step 6: Final answer
    x = 985,092.90

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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.