Finding the Fourth Proportional to 3,021,248.79, 4,161,381.08 and 2,322,192.79
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Solution
The fourth proportional to 3,021,248.79, 4,161,381.08 and 2,322,192.79 is: 3,198,521.48
Step by Step Solution
- Step 1: Write the proportion equation
3,021,248.79 : 4,161,381.08 = 2,322,192.79 : x - Step 2: Convert to fraction form
3,021,248.79/4,161,381.08 = 2,322,192.79/x - Step 3: Cross multiply
3,021,248.79x = 4,161,381.08 × 2,322,192.79 - Step 4: Simplify right side
3,021,248.79x = 9,663,529,140,418.41 - Step 5: Solve for x
x = 9,663,529,140,418.41/3,021,248.79 - Step 6: Final answer
x = 3,198,521.48
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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.