Home / 3,072,679.20-4,609,018.80-3,072,679.20

Finding the Fourth Proportional to 3,072,679.20, 4,609,018.80 and 3,072,679.20

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Solution

The fourth proportional to 3,072,679.20, 4,609,018.80 and 3,072,679.20 is: 4,609,018.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,679.20 : 4,609,018.80 = 3,072,679.20 : x
  2. Step 2: Convert to fraction form
    3,072,679.20/4,609,018.80 = 3,072,679.20/x
  3. Step 3: Cross multiply
    3,072,679.20x = 4,609,018.80 × 3,072,679.20
  4. Step 4: Simplify right side
    3,072,679.20x = 14,162,036,199,168.96
  5. Step 5: Solve for x
    x = 14,162,036,199,168.96/3,072,679.20
  6. Step 6: Final answer
    x = 4,609,018.80

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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.