Finding the Fourth Proportional to 2,409,918.45, 3,324,814.76 and 1,583,437.18
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Solution
The fourth proportional to 2,409,918.45, 3,324,814.76 and 1,583,437.18 is: 2,184,569.89
Step by Step Solution
- Step 1: Write the proportion equation
2,409,918.45 : 3,324,814.76 = 1,583,437.18 : x - Step 2: Convert to fraction form
2,409,918.45/3,324,814.76 = 1,583,437.18/x - Step 3: Cross multiply
2,409,918.45x = 3,324,814.76 × 1,583,437.18 - Step 4: Simplify right side
2,409,918.45x = 5,264,635,291,367.55 - Step 5: Solve for x
x = 5,264,635,291,367.55/2,409,918.45 - Step 6: Final answer
x = 2,184,569.89
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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.