Home / 4,968,000.80-7,452,001.20-4,128,192.80

Finding the Fourth Proportional to 4,968,000.80, 7,452,001.20 and 4,128,192.80

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Solution

The fourth proportional to 4,968,000.80, 7,452,001.20 and 4,128,192.80 is: 6,192,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968,000.80 : 7,452,001.20 = 4,128,192.80 : x
  2. Step 2: Convert to fraction form
    4,968,000.80/7,452,001.20 = 4,128,192.80/x
  3. Step 3: Cross multiply
    4,968,000.80x = 7,452,001.20 × 4,128,192.80
  4. Step 4: Simplify right side
    4,968,000.80x = 30,763,297,699,431.36
  5. Step 5: Solve for x
    x = 30,763,297,699,431.36/4,968,000.80
  6. Step 6: Final answer
    x = 6,192,289.20

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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.