Home / 1,670,237.69-2,505,334.66-408,076.25

Finding the Fourth Proportional to 1,670,237.69, 2,505,334.66 and 408,076.25

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Solution

The fourth proportional to 1,670,237.69, 2,505,334.66 and 408,076.25 is: 612,109.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,670,237.69 : 2,505,334.66 = 408,076.25 : x
  2. Step 2: Convert to fraction form
    1,670,237.69/2,505,334.66 = 408,076.25/x
  3. Step 3: Cross multiply
    1,670,237.69x = 2,505,334.66 × 408,076.25
  4. Step 4: Simplify right side
    1,670,237.69x = 1,022,367,559,500.96
  5. Step 5: Solve for x
    x = 1,022,367,559,500.96/1,670,237.69
  6. Step 6: Final answer
    x = 612,109.02

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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.