Home / 1,718,476.43-2,577,714.25-439,086.29

Finding the Fourth Proportional to 1,718,476.43, 2,577,714.25 and 439,086.29

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Solution

The fourth proportional to 1,718,476.43, 2,577,714.25 and 439,086.29 is: 658,629.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,718,476.43 : 2,577,714.25 = 439,086.29 : x
  2. Step 2: Convert to fraction form
    1,718,476.43/2,577,714.25 = 439,086.29/x
  3. Step 3: Cross multiply
    1,718,476.43x = 2,577,714.25 × 439,086.29
  4. Step 4: Simplify right side
    1,718,476.43x = 1,131,838,988,049.28
  5. Step 5: Solve for x
    x = 1,131,838,988,049.28/1,718,476.43
  6. Step 6: Final answer
    x = 658,629.34

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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.