Home / 4,881,780.20-7,322,670.30-1,685,844.20

Finding the Fourth Proportional to 4,881,780.20, 7,322,670.30 and 1,685,844.20

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Solution

The fourth proportional to 4,881,780.20, 7,322,670.30 and 1,685,844.20 is: 2,528,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,881,780.20 : 7,322,670.30 = 1,685,844.20 : x
  2. Step 2: Convert to fraction form
    4,881,780.20/7,322,670.30 = 1,685,844.20/x
  3. Step 3: Cross multiply
    4,881,780.20x = 7,322,670.30 × 1,685,844.20
  4. Step 4: Simplify right side
    4,881,780.20x = 12,344,881,253,767.26
  5. Step 5: Solve for x
    x = 12,344,881,253,767.26/4,881,780.20
  6. Step 6: Final answer
    x = 2,528,766.30

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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.