Finding the Fourth Proportional to 1,815,331.14, 2,721,128.36 and 804,928.94
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Solution
The fourth proportional to 1,815,331.14, 2,721,128.36 and 804,928.94 is: 1,206,564.97
Step by Step Solution
- Step 1: Write the proportion equation
1,815,331.14 : 2,721,128.36 = 804,928.94 : x - Step 2: Convert to fraction form
1,815,331.14/2,721,128.36 = 804,928.94/x - Step 3: Cross multiply
1,815,331.14x = 2,721,128.36 × 804,928.94 - Step 4: Simplify right side
1,815,331.14x = 2,190,314,948,788.45 - Step 5: Solve for x
x = 2,190,314,948,788.45/1,815,331.14 - Step 6: Final answer
x = 1,206,564.97
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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.