Finding the Fourth Proportional to 967,804.12, 1,335,644.49 and 580,634.11
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Solution
The fourth proportional to 967,804.12, 1,335,644.49 and 580,634.11 is: 801,319.95
Step by Step Solution
- Step 1: Write the proportion equation
967,804.12 : 1,335,644.49 = 580,634.11 : x - Step 2: Convert to fraction form
967,804.12/1,335,644.49 = 580,634.11/x - Step 3: Cross multiply
967,804.12x = 1,335,644.49 × 580,634.11 - Step 4: Simplify right side
967,804.12x = 775,520,748,565.82 - Step 5: Solve for x
x = 775,520,748,565.82/967,804.12 - Step 6: Final answer
x = 801,319.95
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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.