Home / 3,257,960.40-4,886,940.60-2,055,985.20

Finding the Fourth Proportional to 3,257,960.40, 4,886,940.60 and 2,055,985.20

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Solution

The fourth proportional to 3,257,960.40, 4,886,940.60 and 2,055,985.20 is: 3,083,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,960.40 : 4,886,940.60 = 2,055,985.20 : x
  2. Step 2: Convert to fraction form
    3,257,960.40/4,886,940.60 = 2,055,985.20/x
  3. Step 3: Cross multiply
    3,257,960.40x = 4,886,940.60 × 2,055,985.20
  4. Step 4: Simplify right side
    3,257,960.40x = 10,047,477,546,879.12
  5. Step 5: Solve for x
    x = 10,047,477,546,879.12/3,257,960.40
  6. Step 6: Final answer
    x = 3,083,977.80

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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.