Finding the Fourth Proportional to 3,389,602.18, 5,084,401.65 and 865,256.62
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Solution
The fourth proportional to 3,389,602.18, 5,084,401.65 and 865,256.62 is: 1,297,884.52
Step by Step Solution
- Step 1: Write the proportion equation
3,389,602.18 : 5,084,401.65 = 865,256.62 : x - Step 2: Convert to fraction form
3,389,602.18/5,084,401.65 = 865,256.62/x - Step 3: Cross multiply
3,389,602.18x = 5,084,401.65 × 865,256.62 - Step 4: Simplify right side
3,389,602.18x = 4,399,312,186,401.42 - Step 5: Solve for x
x = 4,399,312,186,401.42/3,389,602.18 - Step 6: Final answer
x = 1,297,884.52
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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.