Home / 1,851,594.66-2,777,372.19-1,405,057.86

Finding the Fourth Proportional to 1,851,594.66, 2,777,372.19 and 1,405,057.86

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Solution

The fourth proportional to 1,851,594.66, 2,777,372.19 and 1,405,057.86 is: 2,107,571.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,594.66 : 2,777,372.19 = 1,405,057.86 : x
  2. Step 2: Convert to fraction form
    1,851,594.66/2,777,372.19 = 1,405,057.86/x
  3. Step 3: Cross multiply
    1,851,594.66x = 2,777,372.19 × 1,405,057.86
  4. Step 4: Simplify right side
    1,851,594.66x = 3,902,368,625,704.91
  5. Step 5: Solve for x
    x = 3,902,368,625,704.91/1,851,594.66
  6. Step 6: Final answer
    x = 2,107,571.77

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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.