Home / 1,214,131.84-1,675,504.38-670,268.38

Finding the Fourth Proportional to 1,214,131.84, 1,675,504.38 and 670,268.38

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Solution

The fourth proportional to 1,214,131.84, 1,675,504.38 and 670,268.38 is: 924,971.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,131.84 : 1,675,504.38 = 670,268.38 : x
  2. Step 2: Convert to fraction form
    1,214,131.84/1,675,504.38 = 670,268.38/x
  3. Step 3: Cross multiply
    1,214,131.84x = 1,675,504.38 × 670,268.38
  4. Step 4: Simplify right side
    1,214,131.84x = 1,123,037,606,465.50
  5. Step 5: Solve for x
    x = 1,123,037,606,465.50/1,214,131.84
  6. Step 6: Final answer
    x = 924,971.71

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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.