Home / 3,629,985.63-5,009,673.03-2,081,391.40

Finding the Fourth Proportional to 3,629,985.63, 5,009,673.03 and 2,081,391.40

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Solution

The fourth proportional to 3,629,985.63, 5,009,673.03 and 2,081,391.40 is: 2,872,488.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,985.63 : 5,009,673.03 = 2,081,391.40 : x
  2. Step 2: Convert to fraction form
    3,629,985.63/5,009,673.03 = 2,081,391.40/x
  3. Step 3: Cross multiply
    3,629,985.63x = 5,009,673.03 × 2,081,391.40
  4. Step 4: Simplify right side
    3,629,985.63x = 10,427,090,325,998.62
  5. Step 5: Solve for x
    x = 10,427,090,325,998.62/3,629,985.63
  6. Step 6: Final answer
    x = 2,872,488.05

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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.