Finding the Fourth Proportional to 5,973,316.80, 8,960,007.60 and 1,485,592.80
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Solution
The fourth proportional to 5,973,316.80, 8,960,007.60 and 1,485,592.80 is: 2,228,397.26
Step by Step Solution
- Step 1: Write the proportion equation
5,973,316.80 : 8,960,007.60 = 1,485,592.80 : x - Step 2: Convert to fraction form
5,973,316.80/8,960,007.60 = 1,485,592.80/x - Step 3: Cross multiply
5,973,316.80x = 8,960,007.60 × 1,485,592.80 - Step 4: Simplify right side
5,973,316.80x = 13,310,922,778,505.28 - Step 5: Solve for x
x = 13,310,922,778,505.28/5,973,316.80 - Step 6: Final answer
x = 2,228,397.26
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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.