Finding the Fourth Proportional to 1,517,800.80, 2,276,409.60 and 452,877.60
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Solution
The fourth proportional to 1,517,800.80, 2,276,409.60 and 452,877.60 is: 679,229.39
Step by Step Solution
- Step 1: Write the proportion equation
1,517,800.80 : 2,276,409.60 = 452,877.60 : x - Step 2: Convert to fraction form
1,517,800.80/2,276,409.60 = 452,877.60/x - Step 3: Cross multiply
1,517,800.80x = 2,276,409.60 × 452,877.60 - Step 4: Simplify right side
1,517,800.80x = 1,030,934,916,264.96 - Step 5: Solve for x
x = 1,030,934,916,264.96/1,517,800.80 - Step 6: Final answer
x = 679,229.39
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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.