Finding the Fourth Proportional to 2,274,446.79, 3,412,195.07 and 1,210,515.03
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Solution
The fourth proportional to 2,274,446.79, 3,412,195.07 and 1,210,515.03 is: 1,816,051.90
Step by Step Solution
- Step 1: Write the proportion equation
2,274,446.79 : 3,412,195.07 = 1,210,515.03 : x - Step 2: Convert to fraction form
2,274,446.79/3,412,195.07 = 1,210,515.03/x - Step 3: Cross multiply
2,274,446.79x = 3,412,195.07 × 1,210,515.03 - Step 4: Simplify right side
2,274,446.79x = 4,130,513,411,474.33 - Step 5: Solve for x
x = 4,130,513,411,474.33/2,274,446.79 - Step 6: Final answer
x = 1,816,051.90
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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.