Home / 1,522,930.10-2,101,497.09-910,958.90

Finding the Fourth Proportional to 1,522,930.10, 2,101,497.09 and 910,958.90

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Solution

The fourth proportional to 1,522,930.10, 2,101,497.09 and 910,958.90 is: 1,257,035.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,930.10 : 2,101,497.09 = 910,958.90 : x
  2. Step 2: Convert to fraction form
    1,522,930.10/2,101,497.09 = 910,958.90/x
  3. Step 3: Cross multiply
    1,522,930.10x = 2,101,497.09 × 910,958.90
  4. Step 4: Simplify right side
    1,522,930.10x = 1,914,377,477,459.60
  5. Step 5: Solve for x
    x = 1,914,377,477,459.60/1,522,930.10
  6. Step 6: Final answer
    x = 1,257,035.68

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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.