Home / 3,613,146.76-4,985,783.26-2,085,745.96

Finding the Fourth Proportional to 3,613,146.76, 4,985,783.26 and 2,085,745.96

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Solution

The fourth proportional to 3,613,146.76, 4,985,783.26 and 2,085,745.96 is: 2,878,122.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,613,146.76 : 4,985,783.26 = 2,085,745.96 : x
  2. Step 2: Convert to fraction form
    3,613,146.76/4,985,783.26 = 2,085,745.96/x
  3. Step 3: Cross multiply
    3,613,146.76x = 4,985,783.26 × 2,085,745.96
  4. Step 4: Simplify right side
    3,613,146.76x = 10,399,077,291,980.63
  5. Step 5: Solve for x
    x = 10,399,077,291,980.63/3,613,146.76
  6. Step 6: Final answer
    x = 2,878,122.03

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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.