Finding the Fourth Proportional to 3,016,934.51, 4,162,774.07 and 1,692,402.26
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Solution
The fourth proportional to 3,016,934.51, 4,162,774.07 and 1,692,402.26 is: 2,335,181.03
Step by Step Solution
- Step 1: Write the proportion equation
3,016,934.51 : 4,162,774.07 = 1,692,402.26 : x - Step 2: Convert to fraction form
3,016,934.51/4,162,774.07 = 1,692,402.26/x - Step 3: Cross multiply
3,016,934.51x = 4,162,774.07 × 1,692,402.26 - Step 4: Simplify right side
3,016,934.51x = 7,045,088,227,354.53 - Step 5: Solve for x
x = 7,045,088,227,354.53/3,016,934.51 - Step 6: Final answer
x = 2,335,181.03
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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.