Home / 1,108,313.31-1,529,441.82-624,874.26

Finding the Fourth Proportional to 1,108,313.31, 1,529,441.82 and 624,874.26

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Solution

The fourth proportional to 1,108,313.31, 1,529,441.82 and 624,874.26 is: 862,309.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,313.31 : 1,529,441.82 = 624,874.26 : x
  2. Step 2: Convert to fraction form
    1,108,313.31/1,529,441.82 = 624,874.26/x
  3. Step 3: Cross multiply
    1,108,313.31x = 1,529,441.82 × 624,874.26
  4. Step 4: Simplify right side
    1,108,313.31x = 955,708,825,485.55
  5. Step 5: Solve for x
    x = 955,708,825,485.55/1,108,313.31
  6. Step 6: Final answer
    x = 862,309.26

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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.