Home / 1,421,906.40-1,962,254.16-848,996.64

Finding the Fourth Proportional to 1,421,906.40, 1,962,254.16 and 848,996.64

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Solution

The fourth proportional to 1,421,906.40, 1,962,254.16 and 848,996.64 is: 1,171,629.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,421,906.40 : 1,962,254.16 = 848,996.64 : x
  2. Step 2: Convert to fraction form
    1,421,906.40/1,962,254.16 = 848,996.64/x
  3. Step 3: Cross multiply
    1,421,906.40x = 1,962,254.16 × 848,996.64
  4. Step 4: Simplify right side
    1,421,906.40x = 1,665,947,188,666.02
  5. Step 5: Solve for x
    x = 1,665,947,188,666.02/1,421,906.40
  6. Step 6: Final answer
    x = 1,171,629.29

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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.