Home / 2,286,723.36-3,155,450.64-1,320,165.60

Finding the Fourth Proportional to 2,286,723.36, 3,155,450.64 and 1,320,165.60

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Solution

The fourth proportional to 2,286,723.36, 3,155,450.64 and 1,320,165.60 is: 1,821,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,286,723.36 : 3,155,450.64 = 1,320,165.60 : x
  2. Step 2: Convert to fraction form
    2,286,723.36/3,155,450.64 = 1,320,165.60/x
  3. Step 3: Cross multiply
    2,286,723.36x = 3,155,450.64 × 1,320,165.60
  4. Step 4: Simplify right side
    2,286,723.36x = 4,165,717,387,425.98
  5. Step 5: Solve for x
    x = 4,165,717,387,425.98/2,286,723.36
  6. Step 6: Final answer
    x = 1,821,697.13

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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.