Home / 2,608,674.35-3,909,020.85-1,394,423.70

Finding the Fourth Proportional to 2,608,674.35, 3,909,020.85 and 1,394,423.70

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Solution

The fourth proportional to 2,608,674.35, 3,909,020.85 and 1,394,423.70 is: 2,089,502.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,608,674.35 : 3,909,020.85 = 1,394,423.70 : x
  2. Step 2: Convert to fraction form
    2,608,674.35/3,909,020.85 = 1,394,423.70/x
  3. Step 3: Cross multiply
    2,608,674.35x = 3,909,020.85 × 1,394,423.70
  4. Step 4: Simplify right side
    2,608,674.35x = 5,450,831,297,146.23
  5. Step 5: Solve for x
    x = 5,450,831,297,146.23/2,608,674.35
  6. Step 6: Final answer
    x = 2,089,502.40

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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.