Home / 3,636,438.57-5,454,621.81-1,392,576.57

Finding the Fourth Proportional to 3,636,438.57, 5,454,621.81 and 1,392,576.57

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Solution

The fourth proportional to 3,636,438.57, 5,454,621.81 and 1,392,576.57 is: 2,088,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,636,438.57 : 5,454,621.81 = 1,392,576.57 : x
  2. Step 2: Convert to fraction form
    3,636,438.57/5,454,621.81 = 1,392,576.57/x
  3. Step 3: Cross multiply
    3,636,438.57x = 5,454,621.81 × 1,392,576.57
  4. Step 4: Simplify right side
    3,636,438.57x = 7,595,978,530,816.99
  5. Step 5: Solve for x
    x = 7,595,978,530,816.99/3,636,438.57
  6. Step 6: Final answer
    x = 2,088,851.05

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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.