Finding the Fourth Proportional to 2,546,249.54, 3,513,207.61 and 1,615,618.67
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Solution
The fourth proportional to 2,546,249.54, 3,513,207.61 and 1,615,618.67 is: 2,229,162.43
Step by Step Solution
- Step 1: Write the proportion equation
2,546,249.54 : 3,513,207.61 = 1,615,618.67 : x - Step 2: Convert to fraction form
2,546,249.54/3,513,207.61 = 1,615,618.67/x - Step 3: Cross multiply
2,546,249.54x = 3,513,207.61 × 1,615,618.67 - Step 4: Simplify right side
2,546,249.54x = 5,676,003,806,302.08 - Step 5: Solve for x
x = 5,676,003,806,302.08/2,546,249.54 - Step 6: Final answer
x = 2,229,162.43
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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.