Finding the Fourth Proportional to 2,127,093.59, 2,935,398.39 and 1,160,244.65
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Solution
The fourth proportional to 2,127,093.59, 2,935,398.39 and 1,160,244.65 is: 1,601,142.65
Step by Step Solution
- Step 1: Write the proportion equation
2,127,093.59 : 2,935,398.39 = 1,160,244.65 : x - Step 2: Convert to fraction form
2,127,093.59/2,935,398.39 = 1,160,244.65/x - Step 3: Cross multiply
2,127,093.59x = 2,935,398.39 × 1,160,244.65 - Step 4: Simplify right side
2,127,093.59x = 3,405,780,277,616.11 - Step 5: Solve for x
x = 3,405,780,277,616.11/2,127,093.59 - Step 6: Final answer
x = 1,601,142.65
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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.