Finding the Fourth Proportional to 3,539,571.84, 5,311,129.86 and 1,620,479.34
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Solution
The fourth proportional to 3,539,571.84, 5,311,129.86 and 1,620,479.34 is: 2,431,530.31
Step by Step Solution
- Step 1: Write the proportion equation
3,539,571.84 : 5,311,129.86 = 1,620,479.34 : x - Step 2: Convert to fraction form
3,539,571.84/5,311,129.86 = 1,620,479.34/x - Step 3: Cross multiply
3,539,571.84x = 5,311,129.86 × 1,620,479.34 - Step 4: Simplify right side
3,539,571.84x = 8,606,576,210,187.09 - Step 5: Solve for x
x = 8,606,576,210,187.09/3,539,571.84 - Step 6: Final answer
x = 2,431,530.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.