Home / 1,588,161.38-2,191,661.04-863,007.37

Finding the Fourth Proportional to 1,588,161.38, 2,191,661.04 and 863,007.37

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Solution

The fourth proportional to 1,588,161.38, 2,191,661.04 and 863,007.37 is: 1,190,949.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,588,161.38 : 2,191,661.04 = 863,007.37 : x
  2. Step 2: Convert to fraction form
    1,588,161.38/2,191,661.04 = 863,007.37/x
  3. Step 3: Cross multiply
    1,588,161.38x = 2,191,661.04 × 863,007.37
  4. Step 4: Simplify right side
    1,588,161.38x = 1,891,419,630,061.86
  5. Step 5: Solve for x
    x = 1,891,419,630,061.86/1,588,161.38
  6. Step 6: Final answer
    x = 1,190,949.27

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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.