Finding the Fourth Proportional to 3,402,528.36, 4,695,486.57 and 1,874,635.47
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Solution
The fourth proportional to 3,402,528.36, 4,695,486.57 and 1,874,635.47 is: 2,586,995.53
Step by Step Solution
- Step 1: Write the proportion equation
3,402,528.36 : 4,695,486.57 = 1,874,635.47 : x - Step 2: Convert to fraction form
3,402,528.36/4,695,486.57 = 1,874,635.47/x - Step 3: Cross multiply
3,402,528.36x = 4,695,486.57 × 1,874,635.47 - Step 4: Simplify right side
3,402,528.36x = 8,802,325,673,030.64 - Step 5: Solve for x
x = 8,802,325,673,030.64/3,402,528.36 - Step 6: Final answer
x = 2,586,995.53
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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.