Home / 1,721,242.35-2,375,398.44-957,279.51

Finding the Fourth Proportional to 1,721,242.35, 2,375,398.44 and 957,279.51

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Solution

The fourth proportional to 1,721,242.35, 2,375,398.44 and 957,279.51 is: 1,321,092.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,242.35 : 2,375,398.44 = 957,279.51 : x
  2. Step 2: Convert to fraction form
    1,721,242.35/2,375,398.44 = 957,279.51/x
  3. Step 3: Cross multiply
    1,721,242.35x = 2,375,398.44 × 957,279.51
  4. Step 4: Simplify right side
    1,721,242.35x = 2,273,920,254,697.96
  5. Step 5: Solve for x
    x = 2,273,920,254,697.96/1,721,242.35
  6. Step 6: Final answer
    x = 1,321,092.44

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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.