Home / 3,286,608.72-4,535,754.74-1,816,485.65

Finding the Fourth Proportional to 3,286,608.72, 4,535,754.74 and 1,816,485.65

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Solution

The fourth proportional to 3,286,608.72, 4,535,754.74 and 1,816,485.65 is: 2,506,879.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286,608.72 : 4,535,754.74 = 1,816,485.65 : x
  2. Step 2: Convert to fraction form
    3,286,608.72/4,535,754.74 = 1,816,485.65/x
  3. Step 3: Cross multiply
    3,286,608.72x = 4,535,754.74 × 1,816,485.65
  4. Step 4: Simplify right side
    3,286,608.72x = 8,239,133,389,189.18
  5. Step 5: Solve for x
    x = 8,239,133,389,189.18/3,286,608.72
  6. Step 6: Final answer
    x = 2,506,879.92

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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.