Home / 1,580,680.37-2,181,391.73-968,714.88

Finding the Fourth Proportional to 1,580,680.37, 2,181,391.73 and 968,714.88

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Solution

The fourth proportional to 1,580,680.37, 2,181,391.73 and 968,714.88 is: 1,336,858.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,580,680.37 : 2,181,391.73 = 968,714.88 : x
  2. Step 2: Convert to fraction form
    1,580,680.37/2,181,391.73 = 968,714.88/x
  3. Step 3: Cross multiply
    1,580,680.37x = 2,181,391.73 × 968,714.88
  4. Step 4: Simplify right side
    1,580,680.37x = 2,113,146,627,959.94
  5. Step 5: Solve for x
    x = 2,113,146,627,959.94/1,580,680.37
  6. Step 6: Final answer
    x = 1,336,858.90

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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.