Finding the Fourth Proportional to 2,757,656.24, 3,804,321.84 and 1,611,221.12
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Solution
The fourth proportional to 2,757,656.24, 3,804,321.84 and 1,611,221.12 is: 2,222,758.45
Step by Step Solution
- Step 1: Write the proportion equation
2,757,656.24 : 3,804,321.84 = 1,611,221.12 : x - Step 2: Convert to fraction form
2,757,656.24/3,804,321.84 = 1,611,221.12/x - Step 3: Cross multiply
2,757,656.24x = 3,804,321.84 × 1,611,221.12 - Step 4: Simplify right side
2,757,656.24x = 6,129,603,695,885.26 - Step 5: Solve for x
x = 6,129,603,695,885.26/2,757,656.24 - Step 6: Final answer
x = 2,222,758.45
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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.