Home / 1,213,939.94-1,675,237.20-670,075.88

Finding the Fourth Proportional to 1,213,939.94, 1,675,237.20 and 670,075.88

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Solution

The fourth proportional to 1,213,939.94, 1,675,237.20 and 670,075.88 is: 924,704.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,939.94 : 1,675,237.20 = 670,075.88 : x
  2. Step 2: Convert to fraction form
    1,213,939.94/1,675,237.20 = 670,075.88/x
  3. Step 3: Cross multiply
    1,213,939.94x = 1,675,237.20 × 670,075.88
  4. Step 4: Simplify right side
    1,213,939.94x = 1,122,536,040,998.74
  5. Step 5: Solve for x
    x = 1,122,536,040,998.74/1,213,939.94
  6. Step 6: Final answer
    x = 924,704.76

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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.