Home / 2,319,046.60-3,473,904.30-1,320,608.20

Finding the Fourth Proportional to 2,319,046.60, 3,473,904.30 and 1,320,608.20

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Solution

The fourth proportional to 2,319,046.60, 3,473,904.30 and 1,320,608.20 is: 1,978,255.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,319,046.60 : 3,473,904.30 = 1,320,608.20 : x
  2. Step 2: Convert to fraction form
    2,319,046.60/3,473,904.30 = 1,320,608.20/x
  3. Step 3: Cross multiply
    2,319,046.60x = 3,473,904.30 × 1,320,608.20
  4. Step 4: Simplify right side
    2,319,046.60x = 4,587,666,504,595.26
  5. Step 5: Solve for x
    x = 4,587,666,504,595.26/2,319,046.60
  6. Step 6: Final answer
    x = 1,978,255.42

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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.