Home / 3,990,049.53-5,985,915.84-1,294,165.38

Finding the Fourth Proportional to 3,990,049.53, 5,985,915.84 and 1,294,165.38

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Solution

The fourth proportional to 3,990,049.53, 5,985,915.84 and 1,294,165.38 is: 1,941,521.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,049.53 : 5,985,915.84 = 1,294,165.38 : x
  2. Step 2: Convert to fraction form
    3,990,049.53/5,985,915.84 = 1,294,165.38/x
  3. Step 3: Cross multiply
    3,990,049.53x = 5,985,915.84 × 1,294,165.38
  4. Step 4: Simplify right side
    3,990,049.53x = 7,746,765,066,528.96
  5. Step 5: Solve for x
    x = 7,746,765,066,528.96/3,990,049.53
  6. Step 6: Final answer
    x = 1,941,521.03

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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.