Finding the Fourth Proportional to 3,860,534.77, 5,327,544.30 and 2,141,655.29
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Solution
The fourth proportional to 3,860,534.77, 5,327,544.30 and 2,141,655.29 is: 2,955,487.80
Step by Step Solution
- Step 1: Write the proportion equation
3,860,534.77 : 5,327,544.30 = 2,141,655.29 : x - Step 2: Convert to fraction form
3,860,534.77/5,327,544.30 = 2,141,655.29/x - Step 3: Cross multiply
3,860,534.77x = 5,327,544.30 × 2,141,655.29 - Step 4: Simplify right side
3,860,534.77x = 11,409,763,430,160.52 - Step 5: Solve for x
x = 11,409,763,430,160.52/3,860,534.77 - Step 6: Final answer
x = 2,955,487.80
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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.