Finding the Fourth Proportional to 779,517.34, 1,076,476.80 and 737,062.06
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Solution
The fourth proportional to 779,517.34, 1,076,476.80 and 737,062.06 is: 1,017,848.05
Step by Step Solution
- Step 1: Write the proportion equation
779,517.34 : 1,076,476.80 = 737,062.06 : x - Step 2: Convert to fraction form
779,517.34/1,076,476.80 = 737,062.06/x - Step 3: Cross multiply
779,517.34x = 1,076,476.80 × 737,062.06 - Step 4: Simplify right side
779,517.34x = 793,430,207,750.21 - Step 5: Solve for x
x = 793,430,207,750.21/779,517.34 - Step 6: Final answer
x = 1,017,848.05
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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.