Finding the Fourth Proportional to 2,299,460.49, 3,173,258.49 and 1,252,876.77
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Solution
The fourth proportional to 2,299,460.49, 3,173,258.49 and 1,252,876.77 is: 1,728,971.58
Step by Step Solution
- Step 1: Write the proportion equation
2,299,460.49 : 3,173,258.49 = 1,252,876.77 : x - Step 2: Convert to fraction form
2,299,460.49/3,173,258.49 = 1,252,876.77/x - Step 3: Cross multiply
2,299,460.49x = 3,173,258.49 × 1,252,876.77 - Step 4: Simplify right side
2,299,460.49x = 3,975,701,847,326.28 - Step 5: Solve for x
x = 3,975,701,847,326.28/2,299,460.49 - Step 6: Final answer
x = 1,728,971.58
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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.