Home / 2,017,851.28-2,783,060.12-1,292,766.44

Finding the Fourth Proportional to 2,017,851.28, 2,783,060.12 and 1,292,766.44

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Solution

The fourth proportional to 2,017,851.28, 2,783,060.12 and 1,292,766.44 is: 1,783,008.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017,851.28 : 2,783,060.12 = 1,292,766.44 : x
  2. Step 2: Convert to fraction form
    2,017,851.28/2,783,060.12 = 1,292,766.44/x
  3. Step 3: Cross multiply
    2,017,851.28x = 2,783,060.12 × 1,292,766.44
  4. Step 4: Simplify right side
    2,017,851.28x = 3,597,846,723,638.37
  5. Step 5: Solve for x
    x = 3,597,846,723,638.37/2,017,851.28
  6. Step 6: Final answer
    x = 1,783,008.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.