Home / 1,512,019.82-2,268,472.80-447,089.60

Finding the Fourth Proportional to 1,512,019.82, 2,268,472.80 and 447,089.60

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Solution

The fourth proportional to 1,512,019.82, 2,268,472.80 and 447,089.60 is: 670,765.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512,019.82 : 2,268,472.80 = 447,089.60 : x
  2. Step 2: Convert to fraction form
    1,512,019.82/2,268,472.80 = 447,089.60/x
  3. Step 3: Cross multiply
    1,512,019.82x = 2,268,472.80 × 447,089.60
  4. Step 4: Simplify right side
    1,512,019.82x = 1,014,210,596,762.88
  5. Step 5: Solve for x
    x = 1,014,210,596,762.88/1,512,019.82
  6. Step 6: Final answer
    x = 670,765.41

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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.