Finding the Fourth Proportional to 1,195,427.39, 1,792,163.90 and 556,129.62
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Solution
The fourth proportional to 1,195,427.39, 1,792,163.90 and 556,129.62 is: 833,739.83
Step by Step Solution
- Step 1: Write the proportion equation
1,195,427.39 : 1,792,163.90 = 556,129.62 : x - Step 2: Convert to fraction form
1,195,427.39/1,792,163.90 = 556,129.62/x - Step 3: Cross multiply
1,195,427.39x = 1,792,163.90 × 556,129.62 - Step 4: Simplify right side
1,195,427.39x = 996,675,425,904.07 - Step 5: Solve for x
x = 996,675,425,904.07/1,195,427.39 - Step 6: Final answer
x = 833,739.83
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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.