Home / 1,721,119.62-2,375,274.27-1,032,821.52

Finding the Fourth Proportional to 1,721,119.62, 2,375,274.27 and 1,032,821.52

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Solution

The fourth proportional to 1,721,119.62, 2,375,274.27 and 1,032,821.52 is: 1,425,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,119.62 : 2,375,274.27 = 1,032,821.52 : x
  2. Step 2: Convert to fraction form
    1,721,119.62/2,375,274.27 = 1,032,821.52/x
  3. Step 3: Cross multiply
    1,721,119.62x = 2,375,274.27 × 1,032,821.52
  4. Step 4: Simplify right side
    1,721,119.62x = 2,453,234,376,924.09
  5. Step 5: Solve for x
    x = 2,453,234,376,924.09/1,721,119.62
  6. Step 6: Final answer
    x = 1,425,371.22

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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.