Finding the Fourth Proportional to 1,623,519.44, 2,436,119.16 and 1,177,918.24
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Solution
The fourth proportional to 1,623,519.44, 2,436,119.16 and 1,177,918.24 is: 1,767,486.81
Step by Step Solution
- Step 1: Write the proportion equation
1,623,519.44 : 2,436,119.16 = 1,177,918.24 : x - Step 2: Convert to fraction form
1,623,519.44/2,436,119.16 = 1,177,918.24/x - Step 3: Cross multiply
1,623,519.44x = 2,436,119.16 × 1,177,918.24 - Step 4: Simplify right side
1,623,519.44x = 2,869,549,193,377.48 - Step 5: Solve for x
x = 2,869,549,193,377.48/1,623,519.44 - Step 6: Final answer
x = 1,767,486.81
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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.