Finding the Fourth Proportional to 2,016,964.53, 2,783,411.49 and 1,099,193.88
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Solution
The fourth proportional to 2,016,964.53, 2,783,411.49 and 1,099,193.88 is: 1,516,887.79
Step by Step Solution
- Step 1: Write the proportion equation
2,016,964.53 : 2,783,411.49 = 1,099,193.88 : x - Step 2: Convert to fraction form
2,016,964.53/2,783,411.49 = 1,099,193.88/x - Step 3: Cross multiply
2,016,964.53x = 2,783,411.49 × 1,099,193.88 - Step 4: Simplify right side
2,016,964.53x = 3,059,508,875,329.68 - Step 5: Solve for x
x = 3,059,508,875,329.68/2,016,964.53 - Step 6: Final answer
x = 1,516,887.79
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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.