Finding the Fourth Proportional to 2,507,755.86, 3,461,762.40 and 1,693,062.99
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Solution
The fourth proportional to 2,507,755.86, 3,461,762.40 and 1,693,062.99 is: 2,337,142.10
Step by Step Solution
- Step 1: Write the proportion equation
2,507,755.86 : 3,461,762.40 = 1,693,062.99 : x - Step 2: Convert to fraction form
2,507,755.86/3,461,762.40 = 1,693,062.99/x - Step 3: Cross multiply
2,507,755.86x = 3,461,762.40 × 1,693,062.99 - Step 4: Simplify right side
2,507,755.86x = 5,860,981,799,613.58 - Step 5: Solve for x
x = 5,860,981,799,613.58/2,507,755.86 - Step 6: Final answer
x = 2,337,142.10
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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.