Home / 2,085,018.70-2,877,386.44-1,179,581.26

Finding the Fourth Proportional to 2,085,018.70, 2,877,386.44 and 1,179,581.26

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Solution

The fourth proportional to 2,085,018.70, 2,877,386.44 and 1,179,581.26 is: 1,627,856.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,085,018.70 : 2,877,386.44 = 1,179,581.26 : x
  2. Step 2: Convert to fraction form
    2,085,018.70/2,877,386.44 = 1,179,581.26/x
  3. Step 3: Cross multiply
    2,085,018.70x = 2,877,386.44 × 1,179,581.26
  4. Step 4: Simplify right side
    2,085,018.70x = 3,394,111,122,402.11
  5. Step 5: Solve for x
    x = 3,394,111,122,402.11/2,085,018.70
  6. Step 6: Final answer
    x = 1,627,856.44

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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.