Home / 2,625,883.20-3,621,916.80-1,607,788.80

Finding the Fourth Proportional to 2,625,883.20, 3,621,916.80 and 1,607,788.80

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Solution

The fourth proportional to 2,625,883.20, 3,621,916.80 and 1,607,788.80 is: 2,217,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625,883.20 : 3,621,916.80 = 1,607,788.80 : x
  2. Step 2: Convert to fraction form
    2,625,883.20/3,621,916.80 = 1,607,788.80/x
  3. Step 3: Cross multiply
    2,625,883.20x = 3,621,916.80 × 1,607,788.80
  4. Step 4: Simplify right side
    2,625,883.20x = 5,823,277,265,571.84
  5. Step 5: Solve for x
    x = 5,823,277,265,571.84/2,625,883.20
  6. Step 6: Final answer
    x = 2,217,645.20

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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.