Finding the Fourth Proportional to 2,552,737.80, 3,829,106.70 and 2,080,345.80
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Solution
The fourth proportional to 2,552,737.80, 3,829,106.70 and 2,080,345.80 is: 3,120,518.70
Step by Step Solution
- Step 1: Write the proportion equation
2,552,737.80 : 3,829,106.70 = 2,080,345.80 : x - Step 2: Convert to fraction form
2,552,737.80/3,829,106.70 = 2,080,345.80/x - Step 3: Cross multiply
2,552,737.80x = 3,829,106.70 × 2,080,345.80 - Step 4: Simplify right side
2,552,737.80x = 7,965,866,041,096.86 - Step 5: Solve for x
x = 7,965,866,041,096.86/2,552,737.80 - Step 6: Final answer
x = 3,120,518.70
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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.