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Finding the Fourth Proportional to 2,741,694.36, 4,113,401.88 and 1,648,737.12

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Solution

The fourth proportional to 2,741,694.36, 4,113,401.88 and 1,648,737.12 is: 2,473,623.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741,694.36 : 4,113,401.88 = 1,648,737.12 : x
  2. Step 2: Convert to fraction form
    2,741,694.36/4,113,401.88 = 1,648,737.12/x
  3. Step 3: Cross multiply
    2,741,694.36x = 4,113,401.88 × 1,648,737.12
  4. Step 4: Simplify right side
    2,741,694.36x = 6,781,918,369,033.79
  5. Step 5: Solve for x
    x = 6,781,918,369,033.79/2,741,694.36
  6. Step 6: Final answer
    x = 2,473,623.05

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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.