Finding the Fourth Proportional to 3,345,291.36, 4,618,411.92 and 2,202,688.80
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Solution
The fourth proportional to 3,345,291.36, 4,618,411.92 and 2,202,688.80 is: 3,040,968.07
Step by Step Solution
- Step 1: Write the proportion equation
3,345,291.36 : 4,618,411.92 = 2,202,688.80 : x - Step 2: Convert to fraction form
3,345,291.36/4,618,411.92 = 2,202,688.80/x - Step 3: Cross multiply
3,345,291.36x = 4,618,411.92 × 2,202,688.80 - Step 4: Simplify right side
3,345,291.36x = 10,172,924,209,970.49 - Step 5: Solve for x
x = 10,172,924,209,970.49/3,345,291.36 - Step 6: Final answer
x = 3,040,968.07
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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.