Finding the Fourth Proportional to 2,860,933.18, 3,946,723.58 and 2,084,900.26
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Solution
The fourth proportional to 2,860,933.18, 3,946,723.58 and 2,084,900.26 is: 2,876,168.19
Step by Step Solution
- Step 1: Write the proportion equation
2,860,933.18 : 3,946,723.58 = 2,084,900.26 : x - Step 2: Convert to fraction form
2,860,933.18/3,946,723.58 = 2,084,900.26/x - Step 3: Cross multiply
2,860,933.18x = 3,946,723.58 × 2,084,900.26 - Step 4: Simplify right side
2,860,933.18x = 8,228,525,018,090.13 - Step 5: Solve for x
x = 8,228,525,018,090.13/2,860,933.18 - Step 6: Final answer
x = 2,876,168.19
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1.5x scale
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.