Finding the Fourth Proportional to 984,549.13, 1,358,679.01 and 531,840.13
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Solution
The fourth proportional to 984,549.13, 1,358,679.01 and 531,840.13 is: 733,940.03
Step by Step Solution
- Step 1: Write the proportion equation
984,549.13 : 1,358,679.01 = 531,840.13 : x - Step 2: Convert to fraction form
984,549.13/1,358,679.01 = 531,840.13/x - Step 3: Cross multiply
984,549.13x = 1,358,679.01 × 531,840.13 - Step 4: Simplify right side
984,549.13x = 722,600,021,306.67 - Step 5: Solve for x
x = 722,600,021,306.67/984,549.13 - Step 6: Final answer
x = 733,940.03
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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.