Home / 1,206,812.20-1,810,190.23-607,612.46

Finding the Fourth Proportional to 1,206,812.20, 1,810,190.23 and 607,612.46

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Solution

The fourth proportional to 1,206,812.20, 1,810,190.23 and 607,612.46 is: 911,404.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,812.20 : 1,810,190.23 = 607,612.46 : x
  2. Step 2: Convert to fraction form
    1,206,812.20/1,810,190.23 = 607,612.46/x
  3. Step 3: Cross multiply
    1,206,812.20x = 1,810,190.23 × 607,612.46
  4. Step 4: Simplify right side
    1,206,812.20x = 1,099,894,138,718.27
  5. Step 5: Solve for x
    x = 1,099,894,138,718.27/1,206,812.20
  6. Step 6: Final answer
    x = 911,404.56

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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.