Finding the Fourth Proportional to 4,819,387.26, 6,651,733.47 and 3,271,147.87
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Solution
The fourth proportional to 4,819,387.26, 6,651,733.47 and 3,271,147.87 is: 4,514,848.58
Step by Step Solution
- Step 1: Write the proportion equation
4,819,387.26 : 6,651,733.47 = 3,271,147.87 : x - Step 2: Convert to fraction form
4,819,387.26/6,651,733.47 = 3,271,147.87/x - Step 3: Cross multiply
4,819,387.26x = 6,651,733.47 × 3,271,147.87 - Step 4: Simplify right side
4,819,387.26x = 21,758,803,737,066.07 - Step 5: Solve for x
x = 21,758,803,737,066.07/4,819,387.26 - Step 6: Final answer
x = 4,514,848.58
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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.