Home / 3,869,630.42-5,327,892.86-3,510,907.74

Finding the Fourth Proportional to 3,869,630.42, 5,327,892.86 and 3,510,907.74

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Solution

The fourth proportional to 3,869,630.42, 5,327,892.86 and 3,510,907.74 is: 4,833,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,869,630.42 : 5,327,892.86 = 3,510,907.74 : x
  2. Step 2: Convert to fraction form
    3,869,630.42/5,327,892.86 = 3,510,907.74/x
  3. Step 3: Cross multiply
    3,869,630.42x = 5,327,892.86 × 3,510,907.74
  4. Step 4: Simplify right side
    3,869,630.42x = 18,705,740,262,510.20
  5. Step 5: Solve for x
    x = 18,705,740,262,510.20/3,869,630.42
  6. Step 6: Final answer
    x = 4,833,986.26

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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.