Home / 1,267,082.46-1,900,425.42-414,147.60

Finding the Fourth Proportional to 1,267,082.46, 1,900,425.42 and 414,147.60

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Solution

The fourth proportional to 1,267,082.46, 1,900,425.42 and 414,147.60 is: 621,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,082.46 : 1,900,425.42 = 414,147.60 : x
  2. Step 2: Convert to fraction form
    1,267,082.46/1,900,425.42 = 414,147.60/x
  3. Step 3: Cross multiply
    1,267,082.46x = 1,900,425.42 × 414,147.60
  4. Step 4: Simplify right side
    1,267,082.46x = 787,056,626,671.99
  5. Step 5: Solve for x
    x = 787,056,626,671.99/1,267,082.46
  6. Step 6: Final answer
    x = 621,156.60

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Double scale
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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.