Home / 3,085,189.83-4,257,055.85-1,938,458.25

Finding the Fourth Proportional to 3,085,189.83, 4,257,055.85 and 1,938,458.25

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Solution

The fourth proportional to 3,085,189.83, 4,257,055.85 and 1,938,458.25 is: 2,674,754.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,085,189.83 : 4,257,055.85 = 1,938,458.25 : x
  2. Step 2: Convert to fraction form
    3,085,189.83/4,257,055.85 = 1,938,458.25/x
  3. Step 3: Cross multiply
    3,085,189.83x = 4,257,055.85 × 1,938,458.25
  4. Step 4: Simplify right side
    3,085,189.83x = 8,252,125,023,450.97
  5. Step 5: Solve for x
    x = 8,252,125,023,450.97/3,085,189.83
  6. Step 6: Final answer
    x = 2,674,754.38

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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.