Home / 4,372,079.60-6,558,119.40-1,379,874.80

Finding the Fourth Proportional to 4,372,079.60, 6,558,119.40 and 1,379,874.80

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Solution

The fourth proportional to 4,372,079.60, 6,558,119.40 and 1,379,874.80 is: 2,069,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,372,079.60 : 6,558,119.40 = 1,379,874.80 : x
  2. Step 2: Convert to fraction form
    4,372,079.60/6,558,119.40 = 1,379,874.80/x
  3. Step 3: Cross multiply
    4,372,079.60x = 6,558,119.40 × 1,379,874.80
  4. Step 4: Simplify right side
    4,372,079.60x = 9,049,383,695,451.12
  5. Step 5: Solve for x
    x = 9,049,383,695,451.12/4,372,079.60
  6. Step 6: Final answer
    x = 2,069,812.20

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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.