Finding the Fourth Proportional to 1,690,085.44, 2,332,089.66 and 964,887.04
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Solution
The fourth proportional to 1,690,085.44, 2,332,089.66 and 964,887.04 is: 1,331,413.81
Step by Step Solution
- Step 1: Write the proportion equation
1,690,085.44 : 2,332,089.66 = 964,887.04 : x - Step 2: Convert to fraction form
1,690,085.44/2,332,089.66 = 964,887.04/x - Step 3: Cross multiply
1,690,085.44x = 2,332,089.66 × 964,887.04 - Step 4: Simplify right side
1,690,085.44x = 2,250,203,089,052.01 - Step 5: Solve for x
x = 2,250,203,089,052.01/1,690,085.44 - Step 6: Final answer
x = 1,331,413.81
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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.