Home / 1,512,049.14-2,086,627.70-832,985.64

Finding the Fourth Proportional to 1,512,049.14, 2,086,627.70 and 832,985.64

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Solution

The fourth proportional to 1,512,049.14, 2,086,627.70 and 832,985.64 is: 1,149,520.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,049.14 : 2,086,627.70 = 832,985.64 : x
  2. Step 2: Convert to fraction form
    1,512,049.14/2,086,627.70 = 832,985.64/x
  3. Step 3: Cross multiply
    1,512,049.14x = 2,086,627.70 × 832,985.64
  4. Step 4: Simplify right side
    1,512,049.14x = 1,738,130,912,208.69
  5. Step 5: Solve for x
    x = 1,738,130,912,208.69/1,512,049.14
  6. Step 6: Final answer
    x = 1,149,520.12

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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.