Home / 1,270,247.62-1,902,880.24-736,647.64

Finding the Fourth Proportional to 1,270,247.62, 1,902,880.24 and 736,647.64

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Solution

The fourth proportional to 1,270,247.62, 1,902,880.24 and 736,647.64 is: 1,103,526.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,247.62 : 1,902,880.24 = 736,647.64 : x
  2. Step 2: Convert to fraction form
    1,270,247.62/1,902,880.24 = 736,647.64/x
  3. Step 3: Cross multiply
    1,270,247.62x = 1,902,880.24 × 736,647.64
  4. Step 4: Simplify right side
    1,270,247.62x = 1,401,752,237,998.63
  5. Step 5: Solve for x
    x = 1,401,752,237,998.63/1,270,247.62
  6. Step 6: Final answer
    x = 1,103,526.76

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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.