Finding the Fourth Proportional to 4,471,370.70, 6,707,056.05 and 1,105,577.70
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Solution
The fourth proportional to 4,471,370.70, 6,707,056.05 and 1,105,577.70 is: 1,658,366.55
Step by Step Solution
- Step 1: Write the proportion equation
4,471,370.70 : 6,707,056.05 = 1,105,577.70 : x - Step 2: Convert to fraction form
4,471,370.70/6,707,056.05 = 1,105,577.70/x - Step 3: Cross multiply
4,471,370.70x = 6,707,056.05 × 1,105,577.70 - Step 4: Simplify right side
4,471,370.70x = 7,415,171,601,530.09 - Step 5: Solve for x
x = 7,415,171,601,530.09/4,471,370.70 - Step 6: Final answer
x = 1,658,366.55
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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.