Finding the Fourth Proportional to 3,454,670.22, 5,182,669.52 and 1,324,588.22
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Solution
The fourth proportional to 3,454,670.22, 5,182,669.52 and 1,324,588.22 is: 1,987,136.99
Step by Step Solution
- Step 1: Write the proportion equation
3,454,670.22 : 5,182,669.52 = 1,324,588.22 : x - Step 2: Convert to fraction form
3,454,670.22/5,182,669.52 = 1,324,588.22/x - Step 3: Cross multiply
3,454,670.22x = 5,182,669.52 × 1,324,588.22 - Step 4: Simplify right side
3,454,670.22x = 6,864,902,994,345.05 - Step 5: Solve for x
x = 6,864,902,994,345.05/3,454,670.22 - Step 6: Final answer
x = 1,987,136.99
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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.