Home / 2,089,515.23-2,882,309.34-1,313,918.56

Finding the Fourth Proportional to 2,089,515.23, 2,882,309.34 and 1,313,918.56

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Solution

The fourth proportional to 2,089,515.23, 2,882,309.34 and 1,313,918.56 is: 1,812,439.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089,515.23 : 2,882,309.34 = 1,313,918.56 : x
  2. Step 2: Convert to fraction form
    2,089,515.23/2,882,309.34 = 1,313,918.56/x
  3. Step 3: Cross multiply
    2,089,515.23x = 2,882,309.34 × 1,313,918.56
  4. Step 4: Simplify right side
    2,089,515.23x = 3,787,119,748,580.77
  5. Step 5: Solve for x
    x = 3,787,119,748,580.77/2,089,515.23
  6. Step 6: Final answer
    x = 1,812,439.41

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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.