Finding the Fourth Proportional to 5,202,000.40, 7,802,611.80 and 2,168,582.80
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Solution
The fourth proportional to 5,202,000.40, 7,802,611.80 and 2,168,582.80 is: 3,252,712.12
Step by Step Solution
- Step 1: Write the proportion equation
5,202,000.40 : 7,802,611.80 = 2,168,582.80 : x - Step 2: Convert to fraction form
5,202,000.40/7,802,611.80 = 2,168,582.80/x - Step 3: Cross multiply
5,202,000.40x = 7,802,611.80 × 2,168,582.80 - Step 4: Simplify right side
5,202,000.40x = 16,920,609,744,557.04 - Step 5: Solve for x
x = 16,920,609,744,557.04/5,202,000.40 - Step 6: Final answer
x = 3,252,712.12
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1.5x scale
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.