Finding the Fourth Proportional to 1,941,546.24, 2,913,631.68 and 679,384.80
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Solution
The fourth proportional to 1,941,546.24, 2,913,631.68 and 679,384.80 is: 1,019,536.41
Step by Step Solution
- Step 1: Write the proportion equation
1,941,546.24 : 2,913,631.68 = 679,384.80 : x - Step 2: Convert to fraction form
1,941,546.24/2,913,631.68 = 679,384.80/x - Step 3: Cross multiply
1,941,546.24x = 2,913,631.68 × 679,384.80 - Step 4: Simplify right side
1,941,546.24x = 1,979,477,076,190.46 - Step 5: Solve for x
x = 1,979,477,076,190.46/1,941,546.24 - Step 6: Final answer
x = 1,019,536.41
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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.