Home / 1,296,218.70-1,942,687.80-496,432.80

Finding the Fourth Proportional to 1,296,218.70, 1,942,687.80 and 496,432.80

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Solution

The fourth proportional to 1,296,218.70, 1,942,687.80 and 496,432.80 is: 744,021.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,218.70 : 1,942,687.80 = 496,432.80 : x
  2. Step 2: Convert to fraction form
    1,296,218.70/1,942,687.80 = 496,432.80/x
  3. Step 3: Cross multiply
    1,296,218.70x = 1,942,687.80 × 496,432.80
  4. Step 4: Simplify right side
    1,296,218.70x = 964,413,944,079.84
  5. Step 5: Solve for x
    x = 964,413,944,079.84/1,296,218.70
  6. Step 6: Final answer
    x = 744,021.01

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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.