Home / 1,717,778.49-2,576,335.28-519,419.85

Finding the Fourth Proportional to 1,717,778.49, 2,576,335.28 and 519,419.85

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Solution

The fourth proportional to 1,717,778.49, 2,576,335.28 and 519,419.85 is: 779,029.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,778.49 : 2,576,335.28 = 519,419.85 : x
  2. Step 2: Convert to fraction form
    1,717,778.49/2,576,335.28 = 519,419.85/x
  3. Step 3: Cross multiply
    1,717,778.49x = 2,576,335.28 × 519,419.85
  4. Step 4: Simplify right side
    1,717,778.49x = 1,338,199,682,090.21
  5. Step 5: Solve for x
    x = 1,338,199,682,090.21/1,717,778.49
  6. Step 6: Final answer
    x = 779,029.25

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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.