Home / 1,783,499.52-2,675,197.44-521,356.80

Finding the Fourth Proportional to 1,783,499.52, 2,675,197.44 and 521,356.80

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Solution

The fourth proportional to 1,783,499.52, 2,675,197.44 and 521,356.80 is: 782,020.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,783,499.52 : 2,675,197.44 = 521,356.80 : x
  2. Step 2: Convert to fraction form
    1,783,499.52/2,675,197.44 = 521,356.80/x
  3. Step 3: Cross multiply
    1,783,499.52x = 2,675,197.44 × 521,356.80
  4. Step 4: Simplify right side
    1,783,499.52x = 1,394,732,376,686.59
  5. Step 5: Solve for x
    x = 1,394,732,376,686.59/1,783,499.52
  6. Step 6: Final answer
    x = 782,020.05

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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.