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Finding the Fourth Proportional to 3,699,000, 5,548,500 and 1,039,608

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Solution

The fourth proportional to 3,699,000, 5,548,500 and 1,039,608 is: 1,559,412

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699,000 : 5,548,500 = 1,039,608 : x
  2. Step 2: Convert to fraction form
    3,699,000/5,548,500 = 1,039,608/x
  3. Step 3: Cross multiply
    3,699,000x = 5,548,500 × 1,039,608
  4. Step 4: Simplify right side
    3,699,000x = 5,768,264,988,000
  5. Step 5: Solve for x
    x = 5,768,264,988,000/3,699,000
  6. Step 6: Final answer
    x = 1,559,412

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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.