Finding the Fourth Proportional to 3,692,950.06, 5,097,121.38 and 2,165,549.26
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Solution
The fourth proportional to 3,692,950.06, 5,097,121.38 and 2,165,549.26 is: 2,988,956.59
Step by Step Solution
- Step 1: Write the proportion equation
3,692,950.06 : 5,097,121.38 = 2,165,549.26 : x - Step 2: Convert to fraction form
3,692,950.06/5,097,121.38 = 2,165,549.26/x - Step 3: Cross multiply
3,692,950.06x = 5,097,121.38 × 2,165,549.26 - Step 4: Simplify right side
3,692,950.06x = 11,038,067,432,589.18 - Step 5: Solve for x
x = 11,038,067,432,589.18/3,692,950.06 - Step 6: Final answer
x = 2,988,956.59
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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.