Home / 1,608,022.62-2,412,064.85-393,609.65

Finding the Fourth Proportional to 1,608,022.62, 2,412,064.85 and 393,609.65

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Solution

The fourth proportional to 1,608,022.62, 2,412,064.85 and 393,609.65 is: 590,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,608,022.62 : 2,412,064.85 = 393,609.65 : x
  2. Step 2: Convert to fraction form
    1,608,022.62/2,412,064.85 = 393,609.65/x
  3. Step 3: Cross multiply
    1,608,022.62x = 2,412,064.85 × 393,609.65
  4. Step 4: Simplify right side
    1,608,022.62x = 949,412,011,030.35
  5. Step 5: Solve for x
    x = 949,412,011,030.35/1,608,022.62
  6. Step 6: Final answer
    x = 590,422.05

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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.