Home / 2,033,620.78-2,806,302.54-1,115,827.06

Finding the Fourth Proportional to 2,033,620.78, 2,806,302.54 and 1,115,827.06

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Solution

The fourth proportional to 2,033,620.78, 2,806,302.54 and 1,115,827.06 is: 1,539,789.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033,620.78 : 2,806,302.54 = 1,115,827.06 : x
  2. Step 2: Convert to fraction form
    2,033,620.78/2,806,302.54 = 1,115,827.06/x
  3. Step 3: Cross multiply
    2,033,620.78x = 2,806,302.54 × 1,115,827.06
  4. Step 4: Simplify right side
    2,033,620.78x = 3,131,348,312,678.73
  5. Step 5: Solve for x
    x = 3,131,348,312,678.73/2,033,620.78
  6. Step 6: Final answer
    x = 1,539,789.69

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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.