Home / 1,607,743.88-2,409,781.30-647,584.94

Finding the Fourth Proportional to 1,607,743.88, 2,409,781.30 and 647,584.94

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Solution

The fourth proportional to 1,607,743.88, 2,409,781.30 and 647,584.94 is: 970,638.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,743.88 : 2,409,781.30 = 647,584.94 : x
  2. Step 2: Convert to fraction form
    1,607,743.88/2,409,781.30 = 647,584.94/x
  3. Step 3: Cross multiply
    1,607,743.88x = 2,409,781.30 × 647,584.94
  4. Step 4: Simplify right side
    1,607,743.88x = 1,560,538,078,573.62
  5. Step 5: Solve for x
    x = 1,560,538,078,573.62/1,607,743.88
  6. Step 6: Final answer
    x = 970,638.48

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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.