Finding the Fourth Proportional to 1,367,458.67, 1,887,112.91 and 755,625.58
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Solution
The fourth proportional to 1,367,458.67, 1,887,112.91 and 755,625.58 is: 1,042,774.32
Step by Step Solution
- Step 1: Write the proportion equation
1,367,458.67 : 1,887,112.91 = 755,625.58 : x - Step 2: Convert to fraction form
1,367,458.67/1,887,112.91 = 755,625.58/x - Step 3: Cross multiply
1,367,458.67x = 1,887,112.91 × 755,625.58 - Step 4: Simplify right side
1,367,458.67x = 1,425,950,787,144.24 - Step 5: Solve for x
x = 1,425,950,787,144.24/1,367,458.67 - Step 6: Final answer
x = 1,042,774.32
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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.