Finding the Fourth Proportional to 1,182,790.76, 1,774,185.94 and 284,232.49
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Solution
The fourth proportional to 1,182,790.76, 1,774,185.94 and 284,232.49 is: 426,348.68
Step by Step Solution
- Step 1: Write the proportion equation
1,182,790.76 : 1,774,185.94 = 284,232.49 : x - Step 2: Convert to fraction form
1,182,790.76/1,774,185.94 = 284,232.49/x - Step 3: Cross multiply
1,182,790.76x = 1,774,185.94 × 284,232.49 - Step 4: Simplify right side
1,182,790.76x = 504,281,282,303.15 - Step 5: Solve for x
x = 504,281,282,303.15/1,182,790.76 - Step 6: Final answer
x = 426,348.68
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1.5x scale
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.