Finding the Fourth Proportional to 5,245,585.68, 7,238,738.48 and 3,010,731.08
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Solution
The fourth proportional to 5,245,585.68, 7,238,738.48 and 3,010,731.08 is: 4,154,711.46
Step by Step Solution
- Step 1: Write the proportion equation
5,245,585.68 : 7,238,738.48 = 3,010,731.08 : x - Step 2: Convert to fraction form
5,245,585.68/7,238,738.48 = 3,010,731.08/x - Step 3: Cross multiply
5,245,585.68x = 7,238,738.48 × 3,010,731.08 - Step 4: Simplify right side
5,245,585.68x = 21,793,894,911,198.51 - Step 5: Solve for x
x = 21,793,894,911,198.51/5,245,585.68 - Step 6: Final answer
x = 4,154,711.46
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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.