Home / 3,401,574-4,694,172.12-1,873,676.40

Finding the Fourth Proportional to 3,401,574, 4,694,172.12 and 1,873,676.40

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Solution

The fourth proportional to 3,401,574, 4,694,172.12 and 1,873,676.40 is: 2,585,673.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,401,574 : 4,694,172.12 = 1,873,676.40 : x
  2. Step 2: Convert to fraction form
    3,401,574/4,694,172.12 = 1,873,676.40/x
  3. Step 3: Cross multiply
    3,401,574x = 4,694,172.12 × 1,873,676.40
  4. Step 4: Simplify right side
    3,401,574x = 8,795,359,518,781.97
  5. Step 5: Solve for x
    x = 8,795,359,518,781.97/3,401,574
  6. Step 6: Final answer
    x = 2,585,673.43

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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.