Home / 2,088,009.20-3,132,013.80-1,783,578.80

Finding the Fourth Proportional to 2,088,009.20, 3,132,013.80 and 1,783,578.80

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Solution

The fourth proportional to 2,088,009.20, 3,132,013.80 and 1,783,578.80 is: 2,675,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,088,009.20 : 3,132,013.80 = 1,783,578.80 : x
  2. Step 2: Convert to fraction form
    2,088,009.20/3,132,013.80 = 1,783,578.80/x
  3. Step 3: Cross multiply
    2,088,009.20x = 3,132,013.80 × 1,783,578.80
  4. Step 4: Simplify right side
    2,088,009.20x = 5,586,193,414,987.44
  5. Step 5: Solve for x
    x = 5,586,193,414,987.44/2,088,009.20
  6. Step 6: Final answer
    x = 2,675,368.20

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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.