Finding the Fourth Proportional to 4,076,564.36, 6,117,304.14 and 1,419,038.60
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Solution
The fourth proportional to 4,076,564.36, 6,117,304.14 and 1,419,038.60 is: 2,129,413.38
Step by Step Solution
- Step 1: Write the proportion equation
4,076,564.36 : 6,117,304.14 = 1,419,038.60 : x - Step 2: Convert to fraction form
4,076,564.36/6,117,304.14 = 1,419,038.60/x - Step 3: Cross multiply
4,076,564.36x = 6,117,304.14 × 1,419,038.60 - Step 4: Simplify right side
4,076,564.36x = 8,680,690,702,599.80 - Step 5: Solve for x
x = 8,680,690,702,599.80/4,076,564.36 - Step 6: Final answer
x = 2,129,413.38
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.