Finding the Fourth Proportional to 1,512,402.28, 2,268,828.88 and 539,690.80
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Solution
The fourth proportional to 1,512,402.28, 2,268,828.88 and 539,690.80 is: 809,616.65
Step by Step Solution
- Step 1: Write the proportion equation
1,512,402.28 : 2,268,828.88 = 539,690.80 : x - Step 2: Convert to fraction form
1,512,402.28/2,268,828.88 = 539,690.80/x - Step 3: Cross multiply
1,512,402.28x = 2,268,828.88 × 539,690.80 - Step 4: Simplify right side
1,512,402.28x = 1,224,466,073,310.30 - Step 5: Solve for x
x = 1,224,466,073,310.30/1,512,402.28 - Step 6: Final answer
x = 809,616.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.