Finding the Fourth Proportional to 3,068,976.09, 4,604,128.44 and 1,175,717.53
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Solution
The fourth proportional to 3,068,976.09, 4,604,128.44 and 1,175,717.53 is: 1,763,830.79
Step by Step Solution
- Step 1: Write the proportion equation
3,068,976.09 : 4,604,128.44 = 1,175,717.53 : x - Step 2: Convert to fraction form
3,068,976.09/4,604,128.44 = 1,175,717.53/x - Step 3: Cross multiply
3,068,976.09x = 4,604,128.44 × 1,175,717.53 - Step 4: Simplify right side
3,068,976.09x = 5,413,154,525,239.42 - Step 5: Solve for x
x = 5,413,154,525,239.42/3,068,976.09 - Step 6: Final answer
x = 1,763,830.79
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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.