Home / 1,120,608.16-1,546,436.04-611,306.90

Finding the Fourth Proportional to 1,120,608.16, 1,546,436.04 and 611,306.90

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Solution

The fourth proportional to 1,120,608.16, 1,546,436.04 and 611,306.90 is: 843,601.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,120,608.16 : 1,546,436.04 = 611,306.90 : x
  2. Step 2: Convert to fraction form
    1,120,608.16/1,546,436.04 = 611,306.90/x
  3. Step 3: Cross multiply
    1,120,608.16x = 1,546,436.04 × 611,306.90
  4. Step 4: Simplify right side
    1,120,608.16x = 945,347,021,660.68
  5. Step 5: Solve for x
    x = 945,347,021,660.68/1,120,608.16
  6. Step 6: Final answer
    x = 843,601.77

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.