Home / 5,245,861.92-7,863,279.48-2,403,636.72

Finding the Fourth Proportional to 5,245,861.92, 7,863,279.48 and 2,403,636.72

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Solution

The fourth proportional to 5,245,861.92, 7,863,279.48 and 2,403,636.72 is: 3,602,928.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245,861.92 : 7,863,279.48 = 2,403,636.72 : x
  2. Step 2: Convert to fraction form
    5,245,861.92/7,863,279.48 = 2,403,636.72/x
  3. Step 3: Cross multiply
    5,245,861.92x = 7,863,279.48 × 2,403,636.72
  4. Step 4: Simplify right side
    5,245,861.92x = 18,900,467,297,750.51
  5. Step 5: Solve for x
    x = 18,900,467,297,750.51/5,245,861.92
  6. Step 6: Final answer
    x = 3,602,928.86

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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.