Finding the Fourth Proportional to 5,336,925.94, 7,364,948.04 and 2,889,536.65
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Solution
The fourth proportional to 5,336,925.94, 7,364,948.04 and 2,889,536.65 is: 3,987,555.29
Step by Step Solution
- Step 1: Write the proportion equation
5,336,925.94 : 7,364,948.04 = 2,889,536.65 : x - Step 2: Convert to fraction form
5,336,925.94/7,364,948.04 = 2,889,536.65/x - Step 3: Cross multiply
5,336,925.94x = 7,364,948.04 × 2,889,536.65 - Step 4: Simplify right side
5,336,925.94x = 21,281,287,286,925.66 - Step 5: Solve for x
x = 21,281,287,286,925.66/5,336,925.94 - Step 6: Final answer
x = 3,987,555.29
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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.