Home / 1,721,410.25-2,375,496.85-936,451.53

Finding the Fourth Proportional to 1,721,410.25, 2,375,496.85 and 936,451.53

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Solution

The fourth proportional to 1,721,410.25, 2,375,496.85 and 936,451.53 is: 1,292,276.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,410.25 : 2,375,496.85 = 936,451.53 : x
  2. Step 2: Convert to fraction form
    1,721,410.25/2,375,496.85 = 936,451.53/x
  3. Step 3: Cross multiply
    1,721,410.25x = 2,375,496.85 × 936,451.53
  4. Step 4: Simplify right side
    1,721,410.25x = 2,224,537,656,473.63
  5. Step 5: Solve for x
    x = 2,224,537,656,473.63/1,721,410.25
  6. Step 6: Final answer
    x = 1,292,276.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.