Finding the Fourth Proportional to 2,939,245.61, 4,056,020.91 and 1,632,582.36
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Solution
The fourth proportional to 2,939,245.61, 4,056,020.91 and 1,632,582.36 is: 2,252,886.99
Step by Step Solution
- Step 1: Write the proportion equation
2,939,245.61 : 4,056,020.91 = 1,632,582.36 : x - Step 2: Convert to fraction form
2,939,245.61/4,056,020.91 = 1,632,582.36/x - Step 3: Cross multiply
2,939,245.61x = 4,056,020.91 × 1,632,582.36 - Step 4: Simplify right side
2,939,245.61x = 6,621,788,196,273.07 - Step 5: Solve for x
x = 6,621,788,196,273.07/2,939,245.61 - Step 6: Final answer
x = 2,252,886.99
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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.