Home / 1,963,528.44-2,945,329.11-615,660.90

Finding the Fourth Proportional to 1,963,528.44, 2,945,329.11 and 615,660.90

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Solution

The fourth proportional to 1,963,528.44, 2,945,329.11 and 615,660.90 is: 923,502.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,528.44 : 2,945,329.11 = 615,660.90 : x
  2. Step 2: Convert to fraction form
    1,963,528.44/2,945,329.11 = 615,660.90/x
  3. Step 3: Cross multiply
    1,963,528.44x = 2,945,329.11 × 615,660.90
  4. Step 4: Simplify right side
    1,963,528.44x = 1,813,323,970,658.80
  5. Step 5: Solve for x
    x = 1,813,323,970,658.80/1,963,528.44
  6. Step 6: Final answer
    x = 923,502.78

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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.