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Finding the Fourth Proportional to 3,046,327.64, 4,203,978.12 and 1,669,660.34

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Solution

The fourth proportional to 3,046,327.64, 4,203,978.12 and 1,669,660.34 is: 2,304,156.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,046,327.64 : 4,203,978.12 = 1,669,660.34 : x
  2. Step 2: Convert to fraction form
    3,046,327.64/4,203,978.12 = 1,669,660.34/x
  3. Step 3: Cross multiply
    3,046,327.64x = 4,203,978.12 × 1,669,660.34
  4. Step 4: Simplify right side
    3,046,327.64x = 7,019,215,537,191.76
  5. Step 5: Solve for x
    x = 7,019,215,537,191.76/3,046,327.64
  6. Step 6: Final answer
    x = 2,304,156.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.