Home / 3,213,900.05-4,821,130.28-1,054,277.64

Finding the Fourth Proportional to 3,213,900.05, 4,821,130.28 and 1,054,277.64

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Solution

The fourth proportional to 3,213,900.05, 4,821,130.28 and 1,054,277.64 is: 1,581,508.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,900.05 : 4,821,130.28 = 1,054,277.64 : x
  2. Step 2: Convert to fraction form
    3,213,900.05/4,821,130.28 = 1,054,277.64/x
  3. Step 3: Cross multiply
    3,213,900.05x = 4,821,130.28 × 1,054,277.64
  4. Step 4: Simplify right side
    3,213,900.05x = 5,082,809,848,459.55
  5. Step 5: Solve for x
    x = 5,082,809,848,459.55/3,213,900.05
  6. Step 6: Final answer
    x = 1,581,508.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.