Home / 1,112,975.64-1,535,906.43-629,530.38

Finding the Fourth Proportional to 1,112,975.64, 1,535,906.43 and 629,530.38

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Solution

The fourth proportional to 1,112,975.64, 1,535,906.43 and 629,530.38 is: 868,751.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,975.64 : 1,535,906.43 = 629,530.38 : x
  2. Step 2: Convert to fraction form
    1,112,975.64/1,535,906.43 = 629,530.38/x
  3. Step 3: Cross multiply
    1,112,975.64x = 1,535,906.43 × 629,530.38
  4. Step 4: Simplify right side
    1,112,975.64x = 966,899,758,522.34
  5. Step 5: Solve for x
    x = 966,899,758,522.34/1,112,975.64
  6. Step 6: Final answer
    x = 868,751.95

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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.