Home / 3,392,856.87-5,089,282.05-868,508.07

Finding the Fourth Proportional to 3,392,856.87, 5,089,282.05 and 868,508.07

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Solution

The fourth proportional to 3,392,856.87, 5,089,282.05 and 868,508.07 is: 1,302,761.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,392,856.87 : 5,089,282.05 = 868,508.07 : x
  2. Step 2: Convert to fraction form
    3,392,856.87/5,089,282.05 = 868,508.07/x
  3. Step 3: Cross multiply
    3,392,856.87x = 5,089,282.05 × 868,508.07
  4. Step 4: Simplify right side
    3,392,856.87x = 4,420,082,530,931.14
  5. Step 5: Solve for x
    x = 4,420,082,530,931.14/3,392,856.87
  6. Step 6: Final answer
    x = 1,302,761.27

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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.