Finding the Fourth Proportional to 4,076,178.74, 6,114,294.16 and 1,197,533.78
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Solution
The fourth proportional to 4,076,178.74, 6,114,294.16 and 1,197,533.78 is: 1,796,308.32
Step by Step Solution
- Step 1: Write the proportion equation
4,076,178.74 : 6,114,294.16 = 1,197,533.78 : x - Step 2: Convert to fraction form
4,076,178.74/6,114,294.16 = 1,197,533.78/x - Step 3: Cross multiply
4,076,178.74x = 6,114,294.16 × 1,197,533.78 - Step 4: Simplify right side
4,076,178.74x = 7,322,073,763,891.42 - Step 5: Solve for x
x = 7,322,073,763,891.42/4,076,178.74 - Step 6: Final answer
x = 1,796,308.32
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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.