Home / 1,108,313.44-1,529,441.99-624,874.39

Finding the Fourth Proportional to 1,108,313.44, 1,529,441.99 and 624,874.39

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Solution

The fourth proportional to 1,108,313.44, 1,529,441.99 and 624,874.39 is: 862,309.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,313.44 : 1,529,441.99 = 624,874.39 : x
  2. Step 2: Convert to fraction form
    1,108,313.44/1,529,441.99 = 624,874.39/x
  3. Step 3: Cross multiply
    1,108,313.44x = 1,529,441.99 × 624,874.39
  4. Step 4: Simplify right side
    1,108,313.44x = 955,709,130,541.64
  5. Step 5: Solve for x
    x = 955,709,130,541.64/1,108,313.44
  6. Step 6: Final answer
    x = 862,309.43

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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.