Home / 1,598,021.04-2,202,417.32-1,209,906.64

Finding the Fourth Proportional to 1,598,021.04, 2,202,417.32 and 1,209,906.64

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Solution

The fourth proportional to 1,598,021.04, 2,202,417.32 and 1,209,906.64 is: 1,667,512.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,598,021.04 : 2,202,417.32 = 1,209,906.64 : x
  2. Step 2: Convert to fraction form
    1,598,021.04/2,202,417.32 = 1,209,906.64/x
  3. Step 3: Cross multiply
    1,598,021.04x = 2,202,417.32 × 1,209,906.64
  4. Step 4: Simplify right side
    1,598,021.04x = 2,664,719,339,519.00
  5. Step 5: Solve for x
    x = 2,664,719,339,519.00/1,598,021.04
  6. Step 6: Final answer
    x = 1,667,512.05

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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.