Home / 3,357,981.20-5,035,485.72-961,279.76

Finding the Fourth Proportional to 3,357,981.20, 5,035,485.72 and 961,279.76

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Solution

The fourth proportional to 3,357,981.20, 5,035,485.72 and 961,279.76 is: 1,441,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,357,981.20 : 5,035,485.72 = 961,279.76 : x
  2. Step 2: Convert to fraction form
    3,357,981.20/5,035,485.72 = 961,279.76/x
  3. Step 3: Cross multiply
    3,357,981.20x = 5,035,485.72 × 961,279.76
  4. Step 4: Simplify right side
    3,357,981.20x = 4,840,510,504,405.03
  5. Step 5: Solve for x
    x = 4,840,510,504,405.03/3,357,981.20
  6. Step 6: Final answer
    x = 1,441,494.22

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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.