Finding the Fourth Proportional to 5,772,460.74, 7,965,883.08 and 3,194,143.26
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Solution
The fourth proportional to 5,772,460.74, 7,965,883.08 and 3,194,143.26 is: 4,407,855.31
Step by Step Solution
- Step 1: Write the proportion equation
5,772,460.74 : 7,965,883.08 = 3,194,143.26 : x - Step 2: Convert to fraction form
5,772,460.74/7,965,883.08 = 3,194,143.26/x - Step 3: Cross multiply
5,772,460.74x = 7,965,883.08 × 3,194,143.26 - Step 4: Simplify right side
5,772,460.74x = 25,444,171,749,930.04 - Step 5: Solve for x
x = 25,444,171,749,930.04/5,772,460.74 - Step 6: Final answer
x = 4,407,855.31
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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.