Finding the Fourth Proportional to 1,144,296.09, 1,579,202.58 and 634,998.47
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Solution
The fourth proportional to 1,144,296.09, 1,579,202.58 and 634,998.47 is: 876,338.93
Step by Step Solution
- Step 1: Write the proportion equation
1,144,296.09 : 1,579,202.58 = 634,998.47 : x - Step 2: Convert to fraction form
1,144,296.09/1,579,202.58 = 634,998.47/x - Step 3: Cross multiply
1,144,296.09x = 1,579,202.58 × 634,998.47 - Step 4: Simplify right side
1,144,296.09x = 1,002,791,214,224.04 - Step 5: Solve for x
x = 1,002,791,214,224.04/1,144,296.09 - Step 6: Final answer
x = 876,338.93
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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.