Home / 2,590,661-3,886,016.10-992,844.20

Finding the Fourth Proportional to 2,590,661, 3,886,016.10 and 992,844.20

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Solution

The fourth proportional to 2,590,661, 3,886,016.10 and 992,844.20 is: 1,489,275.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590,661 : 3,886,016.10 = 992,844.20 : x
  2. Step 2: Convert to fraction form
    2,590,661/3,886,016.10 = 992,844.20/x
  3. Step 3: Cross multiply
    2,590,661x = 3,886,016.10 × 992,844.20
  4. Step 4: Simplify right side
    2,590,661x = 3,858,208,545,991.62
  5. Step 5: Solve for x
    x = 3,858,208,545,991.62/2,590,661
  6. Step 6: Final answer
    x = 1,489,275.73

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Double scale
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Similar ratio
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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.