Home / 1,149,396.84-1,724,489.12-439,627.86

Finding the Fourth Proportional to 1,149,396.84, 1,724,489.12 and 439,627.86

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Solution

The fourth proportional to 1,149,396.84, 1,724,489.12 and 439,627.86 is: 659,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,396.84 : 1,724,489.12 = 439,627.86 : x
  2. Step 2: Convert to fraction form
    1,149,396.84/1,724,489.12 = 439,627.86/x
  3. Step 3: Cross multiply
    1,149,396.84x = 1,724,489.12 × 439,627.86
  4. Step 4: Simplify right side
    1,149,396.84x = 758,133,450,598.30
  5. Step 5: Solve for x
    x = 758,133,450,598.30/1,149,396.84
  6. Step 6: Final answer
    x = 659,592.43

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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.