Finding the Fourth Proportional to 1,203,313.08, 1,804,969.62 and 612,751.80
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Solution
The fourth proportional to 1,203,313.08, 1,804,969.62 and 612,751.80 is: 919,127.70
Step by Step Solution
- Step 1: Write the proportion equation
1,203,313.08 : 1,804,969.62 = 612,751.80 : x - Step 2: Convert to fraction form
1,203,313.08/1,804,969.62 = 612,751.80/x - Step 3: Cross multiply
1,203,313.08x = 1,804,969.62 × 612,751.80 - Step 4: Simplify right side
1,203,313.08x = 1,105,998,383,600.32 - Step 5: Solve for x
x = 1,105,998,383,600.32/1,203,313.08 - Step 6: Final answer
x = 919,127.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.