Finding the Fourth Proportional to 2,600,800.84, 3,901,463.70 and 981,163.32
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Solution
The fourth proportional to 2,600,800.84, 3,901,463.70 and 981,163.32 is: 1,471,843.99
Step by Step Solution
- Step 1: Write the proportion equation
2,600,800.84 : 3,901,463.70 = 981,163.32 : x - Step 2: Convert to fraction form
2,600,800.84/3,901,463.70 = 981,163.32/x - Step 3: Cross multiply
2,600,800.84x = 3,901,463.70 × 981,163.32 - Step 4: Simplify right side
2,600,800.84x = 3,827,973,076,751.48 - Step 5: Solve for x
x = 3,827,973,076,751.48/2,600,800.84 - Step 6: Final answer
x = 1,471,843.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.