Home / 1,213,885.24-1,821,085.74-360,958.88

Finding the Fourth Proportional to 1,213,885.24, 1,821,085.74 and 360,958.88

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Solution

The fourth proportional to 1,213,885.24, 1,821,085.74 and 360,958.88 is: 541,515.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,885.24 : 1,821,085.74 = 360,958.88 : x
  2. Step 2: Convert to fraction form
    1,213,885.24/1,821,085.74 = 360,958.88/x
  3. Step 3: Cross multiply
    1,213,885.24x = 1,821,085.74 × 360,958.88
  4. Step 4: Simplify right side
    1,213,885.24x = 657,337,073,647.09
  5. Step 5: Solve for x
    x = 657,337,073,647.09/1,213,885.24
  6. Step 6: Final answer
    x = 541,515.01

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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.