Home / 3,602,190.82-4,971,062.56-1,970,563.15

Finding the Fourth Proportional to 3,602,190.82, 4,971,062.56 and 1,970,563.15

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Solution

The fourth proportional to 3,602,190.82, 4,971,062.56 and 1,970,563.15 is: 2,719,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,602,190.82 : 4,971,062.56 = 1,970,563.15 : x
  2. Step 2: Convert to fraction form
    3,602,190.82/4,971,062.56 = 1,970,563.15/x
  3. Step 3: Cross multiply
    3,602,190.82x = 4,971,062.56 × 1,970,563.15
  4. Step 4: Simplify right side
    3,602,190.82x = 9,795,792,697,080.66
  5. Step 5: Solve for x
    x = 9,795,792,697,080.66/3,602,190.82
  6. Step 6: Final answer
    x = 2,719,398.61

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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.