Finding the Fourth Proportional to 2,539,091.48, 3,504,921.45 and 1,723,659.62
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Solution
The fourth proportional to 2,539,091.48, 3,504,921.45 and 1,723,659.62 is: 2,379,312.29
Step by Step Solution
- Step 1: Write the proportion equation
2,539,091.48 : 3,504,921.45 = 1,723,659.62 : x - Step 2: Convert to fraction form
2,539,091.48/3,504,921.45 = 1,723,659.62/x - Step 3: Cross multiply
2,539,091.48x = 3,504,921.45 × 1,723,659.62 - Step 4: Simplify right side
2,539,091.48x = 6,041,291,574,636.85 - Step 5: Solve for x
x = 6,041,291,574,636.85/2,539,091.48 - Step 6: Final answer
x = 2,379,312.29
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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.