Home / 1,837,441.40-2,756,530-1,028,975.54

Finding the Fourth Proportional to 1,837,441.40, 2,756,530 and 1,028,975.54

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Solution

The fourth proportional to 1,837,441.40, 2,756,530 and 1,028,975.54 is: 1,543,669.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837,441.40 : 2,756,530 = 1,028,975.54 : x
  2. Step 2: Convert to fraction form
    1,837,441.40/2,756,530 = 1,028,975.54/x
  3. Step 3: Cross multiply
    1,837,441.40x = 2,756,530 × 1,028,975.54
  4. Step 4: Simplify right side
    1,837,441.40x = 2,836,401,945,276.20
  5. Step 5: Solve for x
    x = 2,836,401,945,276.20/1,837,441.40
  6. Step 6: Final answer
    x = 1,543,669.34

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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.