Home / 2,930,703.80-4,396,055.70-2,080,398.20

Finding the Fourth Proportional to 2,930,703.80, 4,396,055.70 and 2,080,398.20

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Solution

The fourth proportional to 2,930,703.80, 4,396,055.70 and 2,080,398.20 is: 3,120,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,703.80 : 4,396,055.70 = 2,080,398.20 : x
  2. Step 2: Convert to fraction form
    2,930,703.80/4,396,055.70 = 2,080,398.20/x
  3. Step 3: Cross multiply
    2,930,703.80x = 4,396,055.70 × 2,080,398.20
  4. Step 4: Simplify right side
    2,930,703.80x = 9,145,546,365,379.74
  5. Step 5: Solve for x
    x = 9,145,546,365,379.74/2,930,703.80
  6. Step 6: Final answer
    x = 3,120,597.30

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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.