Finding the Fourth Proportional to 2,955,747.11, 4,078,928.75 and 1,597,620.11
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Solution
The fourth proportional to 2,955,747.11, 4,078,928.75 and 1,597,620.11 is: 2,204,714.52
Step by Step Solution
- Step 1: Write the proportion equation
2,955,747.11 : 4,078,928.75 = 1,597,620.11 : x - Step 2: Convert to fraction form
2,955,747.11/4,078,928.75 = 1,597,620.11/x - Step 3: Cross multiply
2,955,747.11x = 4,078,928.75 × 1,597,620.11 - Step 4: Simplify right side
2,955,747.11x = 6,516,578,569,874.42 - Step 5: Solve for x
x = 6,516,578,569,874.42/2,955,747.11 - Step 6: Final answer
x = 2,204,714.52
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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.