Home / 2,624,257.28-3,621,458.40-1,478,706.56

Finding the Fourth Proportional to 2,624,257.28, 3,621,458.40 and 1,478,706.56

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Solution

The fourth proportional to 2,624,257.28, 3,621,458.40 and 1,478,706.56 is: 2,040,605.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,624,257.28 : 3,621,458.40 = 1,478,706.56 : x
  2. Step 2: Convert to fraction form
    2,624,257.28/3,621,458.40 = 1,478,706.56/x
  3. Step 3: Cross multiply
    2,624,257.28x = 3,621,458.40 × 1,478,706.56
  4. Step 4: Simplify right side
    2,624,257.28x = 5,355,074,292,847.10
  5. Step 5: Solve for x
    x = 5,355,074,292,847.10/2,624,257.28
  6. Step 6: Final answer
    x = 2,040,605.67

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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.