Home / 5,271,885-7,907,827.50-1,282,797

Finding the Fourth Proportional to 5,271,885, 7,907,827.50 and 1,282,797

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Solution

The fourth proportional to 5,271,885, 7,907,827.50 and 1,282,797 is: 1,924,195.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,885 : 7,907,827.50 = 1,282,797 : x
  2. Step 2: Convert to fraction form
    5,271,885/7,907,827.50 = 1,282,797/x
  3. Step 3: Cross multiply
    5,271,885x = 7,907,827.50 × 1,282,797
  4. Step 4: Simplify right side
    5,271,885x = 10,144,137,393,517.50
  5. Step 5: Solve for x
    x = 10,144,137,393,517.50/5,271,885
  6. Step 6: Final answer
    x = 1,924,195.50

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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.