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Finding the Fourth Proportional to 5,297,151.58, 7,945,800.26 and 1,510,634.86

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Solution

The fourth proportional to 5,297,151.58, 7,945,800.26 and 1,510,634.86 is: 2,265,973.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,297,151.58 : 7,945,800.26 = 1,510,634.86 : x
  2. Step 2: Convert to fraction form
    5,297,151.58/7,945,800.26 = 1,510,634.86/x
  3. Step 3: Cross multiply
    5,297,151.58x = 7,945,800.26 × 1,510,634.86
  4. Step 4: Simplify right side
    5,297,151.58x = 12,003,202,863,353.06
  5. Step 5: Solve for x
    x = 12,003,202,863,353.06/5,297,151.58
  6. Step 6: Final answer
    x = 2,265,973.08

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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.