Home / 1,296,505.92-1,945,628.64-455,060.16

Finding the Fourth Proportional to 1,296,505.92, 1,945,628.64 and 455,060.16

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Solution

The fourth proportional to 1,296,505.92, 1,945,628.64 and 455,060.16 is: 682,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,505.92 : 1,945,628.64 = 455,060.16 : x
  2. Step 2: Convert to fraction form
    1,296,505.92/1,945,628.64 = 455,060.16/x
  3. Step 3: Cross multiply
    1,296,505.92x = 1,945,628.64 × 455,060.16
  4. Step 4: Simplify right side
    1,296,505.92x = 885,378,080,218.98
  5. Step 5: Solve for x
    x = 885,378,080,218.98/1,296,505.92
  6. Step 6: Final answer
    x = 682,895.52

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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.