Home / 1,522,440.88-2,100,968.34-834,138.81

Finding the Fourth Proportional to 1,522,440.88, 2,100,968.34 and 834,138.81

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Solution

The fourth proportional to 1,522,440.88, 2,100,968.34 and 834,138.81 is: 1,151,111.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,440.88 : 2,100,968.34 = 834,138.81 : x
  2. Step 2: Convert to fraction form
    1,522,440.88/2,100,968.34 = 834,138.81/x
  3. Step 3: Cross multiply
    1,522,440.88x = 2,100,968.34 × 834,138.81
  4. Step 4: Simplify right side
    1,522,440.88x = 1,752,499,230,975.28
  5. Step 5: Solve for x
    x = 1,752,499,230,975.28/1,522,440.88
  6. Step 6: Final answer
    x = 1,151,111.52

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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.