Home / 1,296,903.56-1,945,617.78-455,520.92

Finding the Fourth Proportional to 1,296,903.56, 1,945,617.78 and 455,520.92

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Solution

The fourth proportional to 1,296,903.56, 1,945,617.78 and 455,520.92 is: 683,373.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,903.56 : 1,945,617.78 = 455,520.92 : x
  2. Step 2: Convert to fraction form
    1,296,903.56/1,945,617.78 = 455,520.92/x
  3. Step 3: Cross multiply
    1,296,903.56x = 1,945,617.78 × 455,520.92
  4. Step 4: Simplify right side
    1,296,903.56x = 886,269,601,113.96
  5. Step 5: Solve for x
    x = 886,269,601,113.96/1,296,903.56
  6. Step 6: Final answer
    x = 683,373.56

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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.