Finding the Fourth Proportional to 1,782,797.95, 2,460,243.07 and 966,984.13
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Solution
The fourth proportional to 1,782,797.95, 2,460,243.07 and 966,984.13 is: 1,334,428.27
Step by Step Solution
- Step 1: Write the proportion equation
1,782,797.95 : 2,460,243.07 = 966,984.13 : x - Step 2: Convert to fraction form
1,782,797.95/2,460,243.07 = 966,984.13/x - Step 3: Cross multiply
1,782,797.95x = 2,460,243.07 × 966,984.13 - Step 4: Simplify right side
1,782,797.95x = 2,379,015,992,331.26 - Step 5: Solve for x
x = 2,379,015,992,331.26/1,782,797.95 - Step 6: Final answer
x = 1,334,428.27
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1.5x scale
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.