Finding the Fourth Proportional to 4,720,268.43, 6,513,781.16 and 2,655,324.90
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Solution
The fourth proportional to 4,720,268.43, 6,513,781.16 and 2,655,324.90 is: 3,664,241.89
Step by Step Solution
- Step 1: Write the proportion equation
4,720,268.43 : 6,513,781.16 = 2,655,324.90 : x - Step 2: Convert to fraction form
4,720,268.43/6,513,781.16 = 2,655,324.90/x - Step 3: Cross multiply
4,720,268.43x = 6,513,781.16 × 2,655,324.90 - Step 4: Simplify right side
4,720,268.43x = 17,296,205,294,022.26 - Step 5: Solve for x
x = 17,296,205,294,022.26/4,720,268.43 - Step 6: Final answer
x = 3,664,241.89
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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.