Finding the Fourth Proportional to 1,569,943.96, 2,166,860.33 and 957,965.62
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Solution
The fourth proportional to 1,569,943.96, 2,166,860.33 and 957,965.62 is: 1,322,198.60
Step by Step Solution
- Step 1: Write the proportion equation
1,569,943.96 : 2,166,860.33 = 957,965.62 : x - Step 2: Convert to fraction form
1,569,943.96/2,166,860.33 = 957,965.62/x - Step 3: Cross multiply
1,569,943.96x = 2,166,860.33 × 957,965.62 - Step 4: Simplify right side
1,569,943.96x = 2,075,777,699,481.85 - Step 5: Solve for x
x = 2,075,777,699,481.85/1,569,943.96 - Step 6: Final answer
x = 1,322,198.60
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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.