Home / 3,451,830.40-5,177,742.86-927,485.65

Finding the Fourth Proportional to 3,451,830.40, 5,177,742.86 and 927,485.65

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Solution

The fourth proportional to 3,451,830.40, 5,177,742.86 and 927,485.65 is: 1,391,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451,830.40 : 5,177,742.86 = 927,485.65 : x
  2. Step 2: Convert to fraction form
    3,451,830.40/5,177,742.86 = 927,485.65/x
  3. Step 3: Cross multiply
    3,451,830.40x = 5,177,742.86 × 927,485.65
  4. Step 4: Simplify right side
    3,451,830.40x = 4,802,282,202,861.62
  5. Step 5: Solve for x
    x = 4,802,282,202,861.62/3,451,830.40
  6. Step 6: Final answer
    x = 1,391,227.74

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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.