Home / 1,112,767.07-1,535,600.43-629,314.11

Finding the Fourth Proportional to 1,112,767.07, 1,535,600.43 and 629,314.11

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Solution

The fourth proportional to 1,112,767.07, 1,535,600.43 and 629,314.11 is: 868,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,767.07 : 1,535,600.43 = 629,314.11 : x
  2. Step 2: Convert to fraction form
    1,112,767.07/1,535,600.43 = 629,314.11/x
  3. Step 3: Cross multiply
    1,112,767.07x = 1,535,600.43 × 629,314.11
  4. Step 4: Simplify right side
    1,112,767.07x = 966,375,017,921.07
  5. Step 5: Solve for x
    x = 966,375,017,921.07/1,112,767.07
  6. Step 6: Final answer
    x = 868,443.22

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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.