Finding the Fourth Proportional to 3,243,519.12, 4,476,149.82 and 1,793,308.18
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Solution
The fourth proportional to 3,243,519.12, 4,476,149.82 and 1,793,308.18 is: 2,474,816.95
Step by Step Solution
- Step 1: Write the proportion equation
3,243,519.12 : 4,476,149.82 = 1,793,308.18 : x - Step 2: Convert to fraction form
3,243,519.12/4,476,149.82 = 1,793,308.18/x - Step 3: Cross multiply
3,243,519.12x = 4,476,149.82 × 1,793,308.18 - Step 4: Simplify right side
3,243,519.12x = 8,027,116,075,921.15 - Step 5: Solve for x
x = 8,027,116,075,921.15/3,243,519.12 - Step 6: Final answer
x = 2,474,816.95
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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.