Home / 1,945,847.60-2,918,771.40-683,802.80

Finding the Fourth Proportional to 1,945,847.60, 2,918,771.40 and 683,802.80

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Solution

The fourth proportional to 1,945,847.60, 2,918,771.40 and 683,802.80 is: 1,025,704.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,847.60 : 2,918,771.40 = 683,802.80 : x
  2. Step 2: Convert to fraction form
    1,945,847.60/2,918,771.40 = 683,802.80/x
  3. Step 3: Cross multiply
    1,945,847.60x = 2,918,771.40 × 683,802.80
  4. Step 4: Simplify right side
    1,945,847.60x = 1,995,864,055,879.92
  5. Step 5: Solve for x
    x = 1,995,864,055,879.92/1,945,847.60
  6. Step 6: Final answer
    x = 1,025,704.20

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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.