Finding the Fourth Proportional to 2,115,365.92, 3,174,309.60 and 767,633.68
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Solution
The fourth proportional to 2,115,365.92, 3,174,309.60 and 767,633.68 is: 1,151,908.02
Step by Step Solution
- Step 1: Write the proportion equation
2,115,365.92 : 3,174,309.60 = 767,633.68 : x - Step 2: Convert to fraction form
2,115,365.92/3,174,309.60 = 767,633.68/x - Step 3: Cross multiply
2,115,365.92x = 3,174,309.60 × 767,633.68 - Step 4: Simplify right side
2,115,365.92x = 2,436,706,959,707.33 - Step 5: Solve for x
x = 2,436,706,959,707.33/2,115,365.92 - Step 6: Final answer
x = 1,151,908.02
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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.