Home / 2,018,821.83-3,025,527.76-1,889,535.65

Finding the Fourth Proportional to 2,018,821.83, 3,025,527.76 and 1,889,535.65

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Solution

The fourth proportional to 2,018,821.83, 3,025,527.76 and 1,889,535.65 is: 2,831,771.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,821.83 : 3,025,527.76 = 1,889,535.65 : x
  2. Step 2: Convert to fraction form
    2,018,821.83/3,025,527.76 = 1,889,535.65/x
  3. Step 3: Cross multiply
    2,018,821.83x = 3,025,527.76 × 1,889,535.65
  4. Step 4: Simplify right side
    2,018,821.83x = 5,716,842,562,584.64
  5. Step 5: Solve for x
    x = 5,716,842,562,584.64/2,018,821.83
  6. Step 6: Final answer
    x = 2,831,771.72

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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.