Finding the Fourth Proportional to 3,869,371.75, 5,804,071.12 and 1,173,720.19
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Solution
The fourth proportional to 3,869,371.75, 5,804,071.12 and 1,173,720.19 is: 1,760,584.37
Step by Step Solution
- Step 1: Write the proportion equation
3,869,371.75 : 5,804,071.12 = 1,173,720.19 : x - Step 2: Convert to fraction form
3,869,371.75/5,804,071.12 = 1,173,720.19/x - Step 3: Cross multiply
3,869,371.75x = 5,804,071.12 × 1,173,720.19 - Step 4: Simplify right side
3,869,371.75x = 6,812,355,428,719.56 - Step 5: Solve for x
x = 6,812,355,428,719.56/3,869,371.75 - Step 6: Final answer
x = 1,760,584.37
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.