Finding the Fourth Proportional to 4,964,956.62, 6,852,330.99 and 2,789,668.14
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Solution
The fourth proportional to 4,964,956.62, 6,852,330.99 and 2,789,668.14 is: 3,850,130.20
Step by Step Solution
- Step 1: Write the proportion equation
4,964,956.62 : 6,852,330.99 = 2,789,668.14 : x - Step 2: Convert to fraction form
4,964,956.62/6,852,330.99 = 2,789,668.14/x - Step 3: Cross multiply
4,964,956.62x = 6,852,330.99 × 2,789,668.14 - Step 4: Simplify right side
4,964,956.62x = 19,115,729,447,537.66 - Step 5: Solve for x
x = 19,115,729,447,537.66/4,964,956.62 - Step 6: Final answer
x = 3,850,130.20
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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.