Home / 1,082,205.87-1,623,530.21-372,141.69

Finding the Fourth Proportional to 1,082,205.87, 1,623,530.21 and 372,141.69

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Solution

The fourth proportional to 1,082,205.87, 1,623,530.21 and 372,141.69 is: 558,288.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,205.87 : 1,623,530.21 = 372,141.69 : x
  2. Step 2: Convert to fraction form
    1,082,205.87/1,623,530.21 = 372,141.69/x
  3. Step 3: Cross multiply
    1,082,205.87x = 1,623,530.21 × 372,141.69
  4. Step 4: Simplify right side
    1,082,205.87x = 604,183,274,254.75
  5. Step 5: Solve for x
    x = 604,183,274,254.75/1,082,205.87
  6. Step 6: Final answer
    x = 558,288.67

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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.