Finding the Fourth Proportional to 4,356,818.48, 6,534,117.80 and 3,089,331.68
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Solution
The fourth proportional to 4,356,818.48, 6,534,117.80 and 3,089,331.68 is: 4,633,210.50
Step by Step Solution
- Step 1: Write the proportion equation
4,356,818.48 : 6,534,117.80 = 3,089,331.68 : x - Step 2: Convert to fraction form
4,356,818.48/6,534,117.80 = 3,089,331.68/x - Step 3: Cross multiply
4,356,818.48x = 6,534,117.80 × 3,089,331.68 - Step 4: Simplify right side
4,356,818.48x = 20,186,057,120,391.91 - Step 5: Solve for x
x = 20,186,057,120,391.91/4,356,818.48 - Step 6: Final answer
x = 4,633,210.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.