Finding the Fourth Proportional to 1,534,538.61, 2,117,614.70 and 846,239.49
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Solution
The fourth proportional to 1,534,538.61, 2,117,614.70 and 846,239.49 is: 1,167,783.70
Step by Step Solution
- Step 1: Write the proportion equation
1,534,538.61 : 2,117,614.70 = 846,239.49 : x - Step 2: Convert to fraction form
1,534,538.61/2,117,614.70 = 846,239.49/x - Step 3: Cross multiply
1,534,538.61x = 2,117,614.70 × 846,239.49 - Step 4: Simplify right side
1,534,538.61x = 1,792,009,179,513.31 - Step 5: Solve for x
x = 1,792,009,179,513.31/1,534,538.61 - Step 6: Final answer
x = 1,167,783.70
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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.