Home / 1,093,724.20-1,640,586.30-668,571.40

Finding the Fourth Proportional to 1,093,724.20, 1,640,586.30 and 668,571.40

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Solution

The fourth proportional to 1,093,724.20, 1,640,586.30 and 668,571.40 is: 1,002,857.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,724.20 : 1,640,586.30 = 668,571.40 : x
  2. Step 2: Convert to fraction form
    1,093,724.20/1,640,586.30 = 668,571.40/x
  3. Step 3: Cross multiply
    1,093,724.20x = 1,640,586.30 × 668,571.40
  4. Step 4: Simplify right side
    1,093,724.20x = 1,096,849,079,411.82
  5. Step 5: Solve for x
    x = 1,096,849,079,411.82/1,093,724.20
  6. Step 6: Final answer
    x = 1,002,857.10

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1.5x scale

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.