Finding the Fourth Proportional to 4,106,193.28, 5,666,583.40 and 2,270,775.08
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Solution
The fourth proportional to 4,106,193.28, 5,666,583.40 and 2,270,775.08 is: 3,133,689.89
Step by Step Solution
- Step 1: Write the proportion equation
4,106,193.28 : 5,666,583.40 = 2,270,775.08 : x - Step 2: Convert to fraction form
4,106,193.28/5,666,583.40 = 2,270,775.08/x - Step 3: Cross multiply
4,106,193.28x = 5,666,583.40 × 2,270,775.08 - Step 4: Simplify right side
4,106,193.28x = 12,867,536,373,461.67 - Step 5: Solve for x
x = 12,867,536,373,461.67/4,106,193.28 - Step 6: Final answer
x = 3,133,689.89
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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.