Home / 1,968,771.87-2,953,221.39-620,947.26

Finding the Fourth Proportional to 1,968,771.87, 2,953,221.39 and 620,947.26

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Solution

The fourth proportional to 1,968,771.87, 2,953,221.39 and 620,947.26 is: 931,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,771.87 : 2,953,221.39 = 620,947.26 : x
  2. Step 2: Convert to fraction form
    1,968,771.87/2,953,221.39 = 620,947.26/x
  3. Step 3: Cross multiply
    1,968,771.87x = 2,953,221.39 × 620,947.26
  4. Step 4: Simplify right side
    1,968,771.87x = 1,833,794,730,293.89
  5. Step 5: Solve for x
    x = 1,833,794,730,293.89/1,968,771.87
  6. Step 6: Final answer
    x = 931,440.94

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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.