Home / 2,163,714.78-2,985,889.53-1,196,844.28

Finding the Fourth Proportional to 2,163,714.78, 2,985,889.53 and 1,196,844.28

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Solution

The fourth proportional to 2,163,714.78, 2,985,889.53 and 1,196,844.28 is: 1,651,624.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163,714.78 : 2,985,889.53 = 1,196,844.28 : x
  2. Step 2: Convert to fraction form
    2,163,714.78/2,985,889.53 = 1,196,844.28/x
  3. Step 3: Cross multiply
    2,163,714.78x = 2,985,889.53 × 1,196,844.28
  4. Step 4: Simplify right side
    2,163,714.78x = 3,573,644,797,227.66
  5. Step 5: Solve for x
    x = 3,573,644,797,227.66/2,163,714.78
  6. Step 6: Final answer
    x = 1,651,624.71

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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.