Home / 1,685,879.96-2,326,727.42-1,105,591.41

Finding the Fourth Proportional to 1,685,879.96, 2,326,727.42 and 1,105,591.41

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Solution

The fourth proportional to 1,685,879.96, 2,326,727.42 and 1,105,591.41 is: 1,525,855.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,685,879.96 : 2,326,727.42 = 1,105,591.41 : x
  2. Step 2: Convert to fraction form
    1,685,879.96/2,326,727.42 = 1,105,591.41/x
  3. Step 3: Cross multiply
    1,685,879.96x = 2,326,727.42 × 1,105,591.41
  4. Step 4: Simplify right side
    1,685,879.96x = 2,572,409,851,727.44
  5. Step 5: Solve for x
    x = 2,572,409,851,727.44/1,685,879.96
  6. Step 6: Final answer
    x = 1,525,855.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.