Finding the Fourth Proportional to 1,258,962.52, 1,737,313.97 and 715,096.62
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Solution
The fourth proportional to 1,258,962.52, 1,737,313.97 and 715,096.62 is: 986,802.49
Step by Step Solution
- Step 1: Write the proportion equation
1,258,962.52 : 1,737,313.97 = 715,096.62 : x - Step 2: Convert to fraction form
1,258,962.52/1,737,313.97 = 715,096.62/x - Step 3: Cross multiply
1,258,962.52x = 1,737,313.97 × 715,096.62 - Step 4: Simplify right side
1,258,962.52x = 1,242,347,350,765.23 - Step 5: Solve for x
x = 1,242,347,350,765.23/1,258,962.52 - Step 6: Final answer
x = 986,802.49
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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.