Finding the Fourth Proportional to 3,605,565.78, 5,400,573.42 and 3,393,579.84
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Solution
The fourth proportional to 3,605,565.78, 5,400,573.42 and 3,393,579.84 is: 5,083,051.65
Step by Step Solution
- Step 1: Write the proportion equation
3,605,565.78 : 5,400,573.42 = 3,393,579.84 : x - Step 2: Convert to fraction form
3,605,565.78/5,400,573.42 = 3,393,579.84/x - Step 3: Cross multiply
3,605,565.78x = 5,400,573.42 × 3,393,579.84 - Step 4: Simplify right side
3,605,565.78x = 18,327,277,082,551.85 - Step 5: Solve for x
x = 18,327,277,082,551.85/3,605,565.78 - Step 6: Final answer
x = 5,083,051.65
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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.