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Finding the Fourth Proportional to 3,698,892, 5,548,338 and 1,039,500

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Solution

The fourth proportional to 3,698,892, 5,548,338 and 1,039,500 is: 1,559,250

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,892 : 5,548,338 = 1,039,500 : x
  2. Step 2: Convert to fraction form
    3,698,892/5,548,338 = 1,039,500/x
  3. Step 3: Cross multiply
    3,698,892x = 5,548,338 × 1,039,500
  4. Step 4: Simplify right side
    3,698,892x = 5,767,497,351,000
  5. Step 5: Solve for x
    x = 5,767,497,351,000/3,698,892
  6. Step 6: Final answer
    x = 1,559,250

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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.