Finding the Fourth Proportional to 1,519,242.88, 2,278,161.72 and 559,456.12
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Solution
The fourth proportional to 1,519,242.88, 2,278,161.72 and 559,456.12 is: 838,925.45
Step by Step Solution
- Step 1: Write the proportion equation
1,519,242.88 : 2,278,161.72 = 559,456.12 : x - Step 2: Convert to fraction form
1,519,242.88/2,278,161.72 = 559,456.12/x - Step 3: Cross multiply
1,519,242.88x = 2,278,161.72 × 559,456.12 - Step 4: Simplify right side
1,519,242.88x = 1,274,531,516,603.73 - Step 5: Solve for x
x = 1,274,531,516,603.73/1,519,242.88 - Step 6: Final answer
x = 838,925.45
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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.