Home / 1,181,391.44-1,630,328.39-672,093.81

Finding the Fourth Proportional to 1,181,391.44, 1,630,328.39 and 672,093.81

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Solution

The fourth proportional to 1,181,391.44, 1,630,328.39 and 672,093.81 is: 927,494.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,391.44 : 1,630,328.39 = 672,093.81 : x
  2. Step 2: Convert to fraction form
    1,181,391.44/1,630,328.39 = 672,093.81/x
  3. Step 3: Cross multiply
    1,181,391.44x = 1,630,328.39 × 672,093.81
  4. Step 4: Simplify right side
    1,181,391.44x = 1,095,733,619,901.62
  5. Step 5: Solve for x
    x = 1,095,733,619,901.62/1,181,391.44
  6. Step 6: Final answer
    x = 927,494.13

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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.