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Finding the Fourth Proportional to 2,465,928, 3,698,892 and 693,000

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Solution

The fourth proportional to 2,465,928, 3,698,892 and 693,000 is: 1,039,500

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,465,928 : 3,698,892 = 693,000 : x
  2. Step 2: Convert to fraction form
    2,465,928/3,698,892 = 693,000/x
  3. Step 3: Cross multiply
    2,465,928x = 3,698,892 × 693,000
  4. Step 4: Simplify right side
    2,465,928x = 2,563,332,156,000
  5. Step 5: Solve for x
    x = 2,563,332,156,000/2,465,928
  6. Step 6: Final answer
    x = 1,039,500

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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.