Home / 2,018,821.82-3,025,527.76-1,889,535.66

Finding the Fourth Proportional to 2,018,821.82, 3,025,527.76 and 1,889,535.66

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Solution

The fourth proportional to 2,018,821.82, 3,025,527.76 and 1,889,535.66 is: 2,831,771.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,821.82 : 3,025,527.76 = 1,889,535.66 : x
  2. Step 2: Convert to fraction form
    2,018,821.82/3,025,527.76 = 1,889,535.66/x
  3. Step 3: Cross multiply
    2,018,821.82x = 3,025,527.76 × 1,889,535.66
  4. Step 4: Simplify right side
    2,018,821.82x = 5,716,842,592,839.92
  5. Step 5: Solve for x
    x = 5,716,842,592,839.92/2,018,821.82
  6. Step 6: Final answer
    x = 2,831,771.75

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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.