Home / 1,851,850.86-2,778,107.99-654,468.36

Finding the Fourth Proportional to 1,851,850.86, 2,778,107.99 and 654,468.36

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Solution

The fourth proportional to 1,851,850.86, 2,778,107.99 and 654,468.36 is: 981,819.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,850.86 : 2,778,107.99 = 654,468.36 : x
  2. Step 2: Convert to fraction form
    1,851,850.86/2,778,107.99 = 654,468.36/x
  3. Step 3: Cross multiply
    1,851,850.86x = 2,778,107.99 × 654,468.36
  4. Step 4: Simplify right side
    1,851,850.86x = 1,818,183,776,845.85
  5. Step 5: Solve for x
    x = 1,818,183,776,845.85/1,851,850.86
  6. Step 6: Final answer
    x = 981,819.77

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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.