Finding the Fourth Proportional to 984,703.14, 1,358,890.38 and 531,994.14
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Solution
The fourth proportional to 984,703.14, 1,358,890.38 and 531,994.14 is: 734,151.94
Step by Step Solution
- Step 1: Write the proportion equation
984,703.14 : 1,358,890.38 = 531,994.14 : x - Step 2: Convert to fraction form
984,703.14/1,358,890.38 = 531,994.14/x - Step 3: Cross multiply
984,703.14x = 1,358,890.38 × 531,994.14 - Step 4: Simplify right side
984,703.14x = 722,921,719,062.37 - Step 5: Solve for x
x = 722,921,719,062.37/984,703.14 - Step 6: Final answer
x = 734,151.94
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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.