Finding the Fourth Proportional to 1,625,902.94, 2,240,132.99 and 1,073,637.94
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Solution
The fourth proportional to 1,625,902.94, 2,240,132.99 and 1,073,637.94 is: 1,479,234.53
Step by Step Solution
- Step 1: Write the proportion equation
1,625,902.94 : 2,240,132.99 = 1,073,637.94 : x - Step 2: Convert to fraction form
1,625,902.94/2,240,132.99 = 1,073,637.94/x - Step 3: Cross multiply
1,625,902.94x = 2,240,132.99 × 1,073,637.94 - Step 4: Simplify right side
1,625,902.94x = 2,405,091,771,755.06 - Step 5: Solve for x
x = 2,405,091,771,755.06/1,625,902.94 - Step 6: Final answer
x = 1,479,234.53
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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.