Finding the Fourth Proportional to 1,107,614.49, 1,528,509.36 and 598,316.87
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Solution
The fourth proportional to 1,107,614.49, 1,528,509.36 and 598,316.87 is: 825,678.01
Step by Step Solution
- Step 1: Write the proportion equation
1,107,614.49 : 1,528,509.36 = 598,316.87 : x - Step 2: Convert to fraction form
1,107,614.49/1,528,509.36 = 598,316.87/x - Step 3: Cross multiply
1,107,614.49x = 1,528,509.36 × 598,316.87 - Step 4: Simplify right side
1,107,614.49x = 914,532,928,398.36 - Step 5: Solve for x
x = 914,532,928,398.36/1,107,614.49 - Step 6: Final answer
x = 825,678.01
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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.