Home / 3,629,984.63-5,009,671.64-2,081,390.39

Finding the Fourth Proportional to 3,629,984.63, 5,009,671.64 and 2,081,390.39

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Solution

The fourth proportional to 3,629,984.63, 5,009,671.64 and 2,081,390.39 is: 2,872,486.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629,984.63 : 5,009,671.64 = 2,081,390.39 : x
  2. Step 2: Convert to fraction form
    3,629,984.63/5,009,671.64 = 2,081,390.39/x
  3. Step 3: Cross multiply
    3,629,984.63x = 5,009,671.64 × 2,081,390.39
  4. Step 4: Simplify right side
    3,629,984.63x = 10,427,082,426,279.20
  5. Step 5: Solve for x
    x = 10,427,082,426,279.20/3,629,984.63
  6. Step 6: Final answer
    x = 2,872,486.66

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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.