Home / 5,251,215.80-7,876,823.70-2,055,279.80

Finding the Fourth Proportional to 5,251,215.80, 7,876,823.70 and 2,055,279.80

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Solution

The fourth proportional to 5,251,215.80, 7,876,823.70 and 2,055,279.80 is: 3,082,919.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,215.80 : 7,876,823.70 = 2,055,279.80 : x
  2. Step 2: Convert to fraction form
    5,251,215.80/7,876,823.70 = 2,055,279.80/x
  3. Step 3: Cross multiply
    5,251,215.80x = 7,876,823.70 × 2,055,279.80
  4. Step 4: Simplify right side
    5,251,215.80x = 16,189,076,638,771.26
  5. Step 5: Solve for x
    x = 16,189,076,638,771.26/5,251,215.80
  6. Step 6: Final answer
    x = 3,082,919.70

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Double scale
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Similar ratio
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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.