Finding the Fourth Proportional to 2,041,713.78, 2,817,564.99 and 1,136,509.62
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Solution
The fourth proportional to 2,041,713.78, 2,817,564.99 and 1,136,509.62 is: 1,568,383.26
Step by Step Solution
- Step 1: Write the proportion equation
2,041,713.78 : 2,817,564.99 = 1,136,509.62 : x - Step 2: Convert to fraction form
2,041,713.78/2,817,564.99 = 1,136,509.62/x - Step 3: Cross multiply
2,041,713.78x = 2,817,564.99 × 1,136,509.62 - Step 4: Simplify right side
2,041,713.78x = 3,202,189,716,110.20 - Step 5: Solve for x
x = 3,202,189,716,110.20/2,041,713.78 - Step 6: Final answer
x = 1,568,383.26
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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.