Finding the Fourth Proportional to 937,418.09, 1,406,639.04 and 397,590.41
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Solution
The fourth proportional to 937,418.09, 1,406,639.04 and 397,590.41 is: 596,602.72
Step by Step Solution
- Step 1: Write the proportion equation
937,418.09 : 1,406,639.04 = 397,590.41 : x - Step 2: Convert to fraction form
937,418.09/1,406,639.04 = 397,590.41/x - Step 3: Cross multiply
937,418.09x = 1,406,639.04 × 397,590.41 - Step 4: Simplify right side
937,418.09x = 559,266,185,602.41 - Step 5: Solve for x
x = 559,266,185,602.41/937,418.09 - Step 6: Final answer
x = 596,602.72
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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.