Home / 1,431,734.70-2,147,552.64-366,787.20

Finding the Fourth Proportional to 1,431,734.70, 2,147,552.64 and 366,787.20

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Solution

The fourth proportional to 1,431,734.70, 2,147,552.64 and 366,787.20 is: 550,168.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,431,734.70 : 2,147,552.64 = 366,787.20 : x
  2. Step 2: Convert to fraction form
    1,431,734.70/2,147,552.64 = 366,787.20/x
  3. Step 3: Cross multiply
    1,431,734.70x = 2,147,552.64 × 366,787.20
  4. Step 4: Simplify right side
    1,431,734.70x = 787,694,819,678.21
  5. Step 5: Solve for x
    x = 787,694,819,678.21/1,431,734.70
  6. Step 6: Final answer
    x = 550,168.14

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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.