Finding the Fourth Proportional to 3,157,737.30, 4,729,607.55 and 2,445,455.70
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Solution
The fourth proportional to 3,157,737.30, 4,729,607.55 and 2,445,455.70 is: 3,662,763.76
Step by Step Solution
- Step 1: Write the proportion equation
3,157,737.30 : 4,729,607.55 = 2,445,455.70 : x - Step 2: Convert to fraction form
3,157,737.30/4,729,607.55 = 2,445,455.70/x - Step 3: Cross multiply
3,157,737.30x = 4,729,607.55 × 2,445,455.70 - Step 4: Simplify right side
3,157,737.30x = 11,566,045,741,910.54 - Step 5: Solve for x
x = 11,566,045,741,910.54/3,157,737.30 - Step 6: Final answer
x = 3,662,763.76
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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.