Finding the Fourth Proportional to 1,260,269.08, 1,738,872.40 and 716,362.06
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Solution
The fourth proportional to 1,260,269.08, 1,738,872.40 and 716,362.06 is: 988,409.72
Step by Step Solution
- Step 1: Write the proportion equation
1,260,269.08 : 1,738,872.40 = 716,362.06 : x - Step 2: Convert to fraction form
1,260,269.08/1,738,872.40 = 716,362.06/x - Step 3: Cross multiply
1,260,269.08x = 1,738,872.40 × 716,362.06 - Step 4: Simplify right side
1,260,269.08x = 1,245,662,214,541.14 - Step 5: Solve for x
x = 1,245,662,214,541.14/1,260,269.08 - Step 6: Final answer
x = 988,409.72
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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.