Home / 5,250,799.69-7,876,199.53-1,261,711.69

Finding the Fourth Proportional to 5,250,799.69, 7,876,199.53 and 1,261,711.69

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Solution

The fourth proportional to 5,250,799.69, 7,876,199.53 and 1,261,711.69 is: 1,892,567.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250,799.69 : 7,876,199.53 = 1,261,711.69 : x
  2. Step 2: Convert to fraction form
    5,250,799.69/7,876,199.53 = 1,261,711.69/x
  3. Step 3: Cross multiply
    5,250,799.69x = 7,876,199.53 × 1,261,711.69
  4. Step 4: Simplify right side
    5,250,799.69x = 9,937,493,001,660.15
  5. Step 5: Solve for x
    x = 9,937,493,001,660.15/5,250,799.69
  6. Step 6: Final answer
    x = 1,892,567.53

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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.