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Finding the Fourth Proportional to 2,656,532, 3,984,798 and 883,604

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Solution

The fourth proportional to 2,656,532, 3,984,798 and 883,604 is: 1,325,406

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,532 : 3,984,798 = 883,604 : x
  2. Step 2: Convert to fraction form
    2,656,532/3,984,798 = 883,604/x
  3. Step 3: Cross multiply
    2,656,532x = 3,984,798 × 883,604
  4. Step 4: Simplify right side
    2,656,532x = 3,520,983,451,992
  5. Step 5: Solve for x
    x = 3,520,983,451,992/2,656,532
  6. Step 6: Final answer
    x = 1,325,406

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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.