Home / 2,573,979.72-3,552,044.77-1,428,035.46

Finding the Fourth Proportional to 2,573,979.72, 3,552,044.77 and 1,428,035.46

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Solution

The fourth proportional to 2,573,979.72, 3,552,044.77 and 1,428,035.46 is: 1,970,662.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,573,979.72 : 3,552,044.77 = 1,428,035.46 : x
  2. Step 2: Convert to fraction form
    2,573,979.72/3,552,044.77 = 1,428,035.46/x
  3. Step 3: Cross multiply
    2,573,979.72x = 3,552,044.77 × 1,428,035.46
  4. Step 4: Simplify right side
    2,573,979.72x = 5,072,445,887,067.54
  5. Step 5: Solve for x
    x = 5,072,445,887,067.54/2,573,979.72
  6. Step 6: Final answer
    x = 1,970,662.72

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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.