Home / 2,686,659.80-4,029,048.90-792,899.80

Finding the Fourth Proportional to 2,686,659.80, 4,029,048.90 and 792,899.80

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Solution

The fourth proportional to 2,686,659.80, 4,029,048.90 and 792,899.80 is: 1,189,072.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,659.80 : 4,029,048.90 = 792,899.80 : x
  2. Step 2: Convert to fraction form
    2,686,659.80/4,029,048.90 = 792,899.80/x
  3. Step 3: Cross multiply
    2,686,659.80x = 4,029,048.90 × 792,899.80
  4. Step 4: Simplify right side
    2,686,659.80x = 3,194,632,067,000.22
  5. Step 5: Solve for x
    x = 3,194,632,067,000.22/2,686,659.80
  6. Step 6: Final answer
    x = 1,189,072.05

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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.