Home / 1,940,826.54-2,678,351.61-1,125,514.31

Finding the Fourth Proportional to 1,940,826.54, 2,678,351.61 and 1,125,514.31

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Solution

The fourth proportional to 1,940,826.54, 2,678,351.61 and 1,125,514.31 is: 1,553,216.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940,826.54 : 2,678,351.61 = 1,125,514.31 : x
  2. Step 2: Convert to fraction form
    1,940,826.54/2,678,351.61 = 1,125,514.31/x
  3. Step 3: Cross multiply
    1,940,826.54x = 2,678,351.61 × 1,125,514.31
  4. Step 4: Simplify right side
    1,940,826.54x = 3,014,523,064,266.54
  5. Step 5: Solve for x
    x = 3,014,523,064,266.54/1,940,826.54
  6. Step 6: Final answer
    x = 1,553,216.12

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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.