Finding the Fourth Proportional to 4,860,644.93, 6,707,668.97 and 2,685,187.97
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Solution
The fourth proportional to 4,860,644.93, 6,707,668.97 and 2,685,187.97 is: 3,705,547.78
Step by Step Solution
- Step 1: Write the proportion equation
4,860,644.93 : 6,707,668.97 = 2,685,187.97 : x - Step 2: Convert to fraction form
4,860,644.93/6,707,668.97 = 2,685,187.97/x - Step 3: Cross multiply
4,860,644.93x = 6,707,668.97 × 2,685,187.97 - Step 4: Simplify right side
4,860,644.93x = 18,011,352,011,560.35 - Step 5: Solve for x
x = 18,011,352,011,560.35/4,860,644.93 - Step 6: Final answer
x = 3,705,547.78
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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.