Finding the Fourth Proportional to 1,338,127.36, 1,845,219.91 and 794,158.05
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Solution
The fourth proportional to 1,338,127.36, 1,845,219.91 and 794,158.05 is: 1,095,109.70
Step by Step Solution
- Step 1: Write the proportion equation
1,338,127.36 : 1,845,219.91 = 794,158.05 : x - Step 2: Convert to fraction form
1,338,127.36/1,845,219.91 = 794,158.05/x - Step 3: Cross multiply
1,338,127.36x = 1,845,219.91 × 794,158.05 - Step 4: Simplify right side
1,338,127.36x = 1,465,396,245,546.78 - Step 5: Solve for x
x = 1,465,396,245,546.78/1,338,127.36 - Step 6: Final answer
x = 1,095,109.70
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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.