Finding the Fourth Proportional to 2,090,463.79, 3,135,689.33 and 574,148.07
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Solution
The fourth proportional to 2,090,463.79, 3,135,689.33 and 574,148.07 is: 861,220.36
Step by Step Solution
- Step 1: Write the proportion equation
2,090,463.79 : 3,135,689.33 = 574,148.07 : x - Step 2: Convert to fraction form
2,090,463.79/3,135,689.33 = 574,148.07/x - Step 3: Cross multiply
2,090,463.79x = 3,135,689.33 × 574,148.07 - Step 4: Simplify right side
2,090,463.79x = 1,800,349,976,939.09 - Step 5: Solve for x
x = 1,800,349,976,939.09/2,090,463.79 - Step 6: Final answer
x = 861,220.36
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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.