Home / 2,016,825.80-3,025,244.70-520,917.80

Finding the Fourth Proportional to 2,016,825.80, 3,025,244.70 and 520,917.80

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Solution

The fourth proportional to 2,016,825.80, 3,025,244.70 and 520,917.80 is: 781,378.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016,825.80 : 3,025,244.70 = 520,917.80 : x
  2. Step 2: Convert to fraction form
    2,016,825.80/3,025,244.70 = 520,917.80/x
  3. Step 3: Cross multiply
    2,016,825.80x = 3,025,244.70 × 520,917.80
  4. Step 4: Simplify right side
    2,016,825.80x = 1,575,903,813,585.66
  5. Step 5: Solve for x
    x = 1,575,903,813,585.66/2,016,825.80
  6. Step 6: Final answer
    x = 781,378.25

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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.