Home / 4,855,819.20-7,283,728.80-2,588,337.60

Finding the Fourth Proportional to 4,855,819.20, 7,283,728.80 and 2,588,337.60

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Solution

The fourth proportional to 4,855,819.20, 7,283,728.80 and 2,588,337.60 is: 3,882,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,855,819.20 : 7,283,728.80 = 2,588,337.60 : x
  2. Step 2: Convert to fraction form
    4,855,819.20/7,283,728.80 = 2,588,337.60/x
  3. Step 3: Cross multiply
    4,855,819.20x = 7,283,728.80 × 2,588,337.60
  4. Step 4: Simplify right side
    4,855,819.20x = 18,852,749,121,242.88
  5. Step 5: Solve for x
    x = 18,852,749,121,242.88/4,855,819.20
  6. Step 6: Final answer
    x = 3,882,506.40

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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.