Finding the Fourth Proportional to 5,626,615.77, 7,764,737.70 and 3,048,296.58
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Solution
The fourth proportional to 5,626,615.77, 7,764,737.70 and 3,048,296.58 is: 4,206,653.58
Step by Step Solution
- Step 1: Write the proportion equation
5,626,615.77 : 7,764,737.70 = 3,048,296.58 : x - Step 2: Convert to fraction form
5,626,615.77/7,764,737.70 = 3,048,296.58/x - Step 3: Cross multiply
5,626,615.77x = 7,764,737.70 × 3,048,296.58 - Step 4: Simplify right side
5,626,615.77x = 23,669,223,375,507.07 - Step 5: Solve for x
x = 23,669,223,375,507.07/5,626,615.77 - Step 6: Final answer
x = 4,206,653.58
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.