Finding the Fourth Proportional to 4,689,223.08, 7,033,703.40 and 1,494,540.96
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Solution
The fourth proportional to 4,689,223.08, 7,033,703.40 and 1,494,540.96 is: 2,241,769.62
Step by Step Solution
- Step 1: Write the proportion equation
4,689,223.08 : 7,033,703.40 = 1,494,540.96 : x - Step 2: Convert to fraction form
4,689,223.08/7,033,703.40 = 1,494,540.96/x - Step 3: Cross multiply
4,689,223.08x = 7,033,703.40 × 1,494,540.96 - Step 4: Simplify right side
4,689,223.08x = 10,512,157,854,980.05 - Step 5: Solve for x
x = 10,512,157,854,980.05/4,689,223.08 - Step 6: Final answer
x = 2,241,769.62
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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.