Home / 1,522,197.86-2,100,463.53-842,964.26

Finding the Fourth Proportional to 1,522,197.86, 2,100,463.53 and 842,964.26

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Solution

The fourth proportional to 1,522,197.86, 2,100,463.53 and 842,964.26 is: 1,163,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,197.86 : 2,100,463.53 = 842,964.26 : x
  2. Step 2: Convert to fraction form
    1,522,197.86/2,100,463.53 = 842,964.26/x
  3. Step 3: Cross multiply
    1,522,197.86x = 2,100,463.53 × 842,964.26
  4. Step 4: Simplify right side
    1,522,197.86x = 1,770,615,685,223.44
  5. Step 5: Solve for x
    x = 1,770,615,685,223.44/1,522,197.86
  6. Step 6: Final answer
    x = 1,163,196.80

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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.