Home / 1,112,902.46-1,535,840.16-629,458.14

Finding the Fourth Proportional to 1,112,902.46, 1,535,840.16 and 629,458.14

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Solution

The fourth proportional to 1,112,902.46, 1,535,840.16 and 629,458.14 is: 868,671.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,902.46 : 1,535,840.16 = 629,458.14 : x
  2. Step 2: Convert to fraction form
    1,112,902.46/1,535,840.16 = 629,458.14/x
  3. Step 3: Cross multiply
    1,112,902.46x = 1,535,840.16 × 629,458.14
  4. Step 4: Simplify right side
    1,112,902.46x = 966,747,090,450.90
  5. Step 5: Solve for x
    x = 966,747,090,450.90/1,112,902.46
  6. Step 6: Final answer
    x = 868,671.90

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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.