Home / 1,324,725.60-1,985,533.20-613,250.76

Finding the Fourth Proportional to 1,324,725.60, 1,985,533.20 and 613,250.76

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Solution

The fourth proportional to 1,324,725.60, 1,985,533.20 and 613,250.76 is: 919,156.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,324,725.60 : 1,985,533.20 = 613,250.76 : x
  2. Step 2: Convert to fraction form
    1,324,725.60/1,985,533.20 = 613,250.76/x
  3. Step 3: Cross multiply
    1,324,725.60x = 1,985,533.20 × 613,250.76
  4. Step 4: Simplify right side
    1,324,725.60x = 1,217,629,743,905.23
  5. Step 5: Solve for x
    x = 1,217,629,743,905.23/1,324,725.60
  6. Step 6: Final answer
    x = 919,156.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.