Home / 2,970,668.54-4,099,587.76-1,809,169.25

Finding the Fourth Proportional to 2,970,668.54, 4,099,587.76 and 1,809,169.25

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Solution

The fourth proportional to 2,970,668.54, 4,099,587.76 and 1,809,169.25 is: 2,496,693.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,668.54 : 4,099,587.76 = 1,809,169.25 : x
  2. Step 2: Convert to fraction form
    2,970,668.54/4,099,587.76 = 1,809,169.25/x
  3. Step 3: Cross multiply
    2,970,668.54x = 4,099,587.76 × 1,809,169.25
  4. Step 4: Simplify right side
    2,970,668.54x = 7,416,848,094,831.90
  5. Step 5: Solve for x
    x = 7,416,848,094,831.90/2,970,668.54
  6. Step 6: Final answer
    x = 2,496,693.25

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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.