Home / 1,213,939.44-1,675,236.51-670,075.38

Finding the Fourth Proportional to 1,213,939.44, 1,675,236.51 and 670,075.38

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Solution

The fourth proportional to 1,213,939.44, 1,675,236.51 and 670,075.38 is: 924,704.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,939.44 : 1,675,236.51 = 670,075.38 : x
  2. Step 2: Convert to fraction form
    1,213,939.44/1,675,236.51 = 670,075.38/x
  3. Step 3: Cross multiply
    1,213,939.44x = 1,675,236.51 × 670,075.38
  4. Step 4: Simplify right side
    1,213,939.44x = 1,122,534,741,028.12
  5. Step 5: Solve for x
    x = 1,122,534,741,028.12/1,213,939.44
  6. Step 6: Final answer
    x = 924,704.07

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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.