Home / 2,687,028.10-4,030,542.15-2,563,025.20

Finding the Fourth Proportional to 2,687,028.10, 4,030,542.15 and 2,563,025.20

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Solution

The fourth proportional to 2,687,028.10, 4,030,542.15 and 2,563,025.20 is: 3,844,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,028.10 : 4,030,542.15 = 2,563,025.20 : x
  2. Step 2: Convert to fraction form
    2,687,028.10/4,030,542.15 = 2,563,025.20/x
  3. Step 3: Cross multiply
    2,687,028.10x = 4,030,542.15 × 2,563,025.20
  4. Step 4: Simplify right side
    2,687,028.10x = 10,330,381,100,112.18
  5. Step 5: Solve for x
    x = 10,330,381,100,112.18/2,687,028.10
  6. Step 6: Final answer
    x = 3,844,537.80

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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.