Home / 1,965,828.20-2,943,212.70-1,766,762.60

Finding the Fourth Proportional to 1,965,828.20, 2,943,212.70 and 1,766,762.60

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Solution

The fourth proportional to 1,965,828.20, 2,943,212.70 and 1,766,762.60 is: 2,645,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,965,828.20 : 2,943,212.70 = 1,766,762.60 : x
  2. Step 2: Convert to fraction form
    1,965,828.20/2,943,212.70 = 1,766,762.60/x
  3. Step 3: Cross multiply
    1,965,828.20x = 2,943,212.70 × 1,766,762.60
  4. Step 4: Simplify right side
    1,965,828.20x = 5,199,958,122,205.02
  5. Step 5: Solve for x
    x = 5,199,958,122,205.02/1,965,828.20
  6. Step 6: Final answer
    x = 2,645,174.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.