Finding the Fourth Proportional to 1,212,825.84, 1,819,326.24 and 371,268.24
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Solution
The fourth proportional to 1,212,825.84, 1,819,326.24 and 371,268.24 is: 556,929.14
Step by Step Solution
- Step 1: Write the proportion equation
1,212,825.84 : 1,819,326.24 = 371,268.24 : x - Step 2: Convert to fraction form
1,212,825.84/1,819,326.24 = 371,268.24/x - Step 3: Cross multiply
1,212,825.84x = 1,819,326.24 × 371,268.24 - Step 4: Simplify right side
1,212,825.84x = 675,458,051,110.62 - Step 5: Solve for x
x = 675,458,051,110.62/1,212,825.84 - Step 6: Final answer
x = 556,929.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.