Home / 1,718,398.80-2,576,942.10-519,922.80

Finding the Fourth Proportional to 1,718,398.80, 2,576,942.10 and 519,922.80

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Solution

The fourth proportional to 1,718,398.80, 2,576,942.10 and 519,922.80 is: 779,685.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,398.80 : 2,576,942.10 = 519,922.80 : x
  2. Step 2: Convert to fraction form
    1,718,398.80/2,576,942.10 = 519,922.80/x
  3. Step 3: Cross multiply
    1,718,398.80x = 2,576,942.10 × 519,922.80
  4. Step 4: Simplify right side
    1,718,398.80x = 1,339,810,952,069.88
  5. Step 5: Solve for x
    x = 1,339,810,952,069.88/1,718,398.80
  6. Step 6: Final answer
    x = 779,685.69

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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.