Home / 3,809,342.76-5,256,956.88-2,090,623.20

Finding the Fourth Proportional to 3,809,342.76, 5,256,956.88 and 2,090,623.20

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Solution

The fourth proportional to 3,809,342.76, 5,256,956.88 and 2,090,623.20 is: 2,885,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809,342.76 : 5,256,956.88 = 2,090,623.20 : x
  2. Step 2: Convert to fraction form
    3,809,342.76/5,256,956.88 = 2,090,623.20/x
  3. Step 3: Cross multiply
    3,809,342.76x = 5,256,956.88 × 2,090,623.20
  4. Step 4: Simplify right side
    3,809,342.76x = 10,990,316,014,727.62
  5. Step 5: Solve for x
    x = 10,990,316,014,727.62/3,809,342.76
  6. Step 6: Final answer
    x = 2,885,095.07

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.