Home / 1,522,176.52-2,100,603.56-843,156.76

Finding the Fourth Proportional to 1,522,176.52, 2,100,603.56 and 843,156.76

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Solution

The fourth proportional to 1,522,176.52, 2,100,603.56 and 843,156.76 is: 1,163,556.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,176.52 : 2,100,603.56 = 843,156.76 : x
  2. Step 2: Convert to fraction form
    1,522,176.52/2,100,603.56 = 843,156.76/x
  3. Step 3: Cross multiply
    1,522,176.52x = 2,100,603.56 × 843,156.76
  4. Step 4: Simplify right side
    1,522,176.52x = 1,771,138,091,694.07
  5. Step 5: Solve for x
    x = 1,771,138,091,694.07/1,522,176.52
  6. Step 6: Final answer
    x = 1,163,556.31

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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.