Finding the Fourth Proportional to 2,654,416.80, 3,662,937.36 and 1,508,338.08
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Solution
The fourth proportional to 2,654,416.80, 3,662,937.36 and 1,508,338.08 is: 2,081,416.87
Step by Step Solution
- Step 1: Write the proportion equation
2,654,416.80 : 3,662,937.36 = 1,508,338.08 : x - Step 2: Convert to fraction form
2,654,416.80/3,662,937.36 = 1,508,338.08/x - Step 3: Cross multiply
2,654,416.80x = 3,662,937.36 × 1,508,338.08 - Step 4: Simplify right side
2,654,416.80x = 5,524,947,904,742.67 - Step 5: Solve for x
x = 5,524,947,904,742.67/2,654,416.80 - Step 6: Final answer
x = 2,081,416.87
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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.