Finding the Fourth Proportional to 1,941,034.20, 2,911,551.30 and 1,234,195.80
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Solution
The fourth proportional to 1,941,034.20, 2,911,551.30 and 1,234,195.80 is: 1,851,293.70
Step by Step Solution
- Step 1: Write the proportion equation
1,941,034.20 : 2,911,551.30 = 1,234,195.80 : x - Step 2: Convert to fraction form
1,941,034.20/2,911,551.30 = 1,234,195.80/x - Step 3: Cross multiply
1,941,034.20x = 2,911,551.30 × 1,234,195.80 - Step 4: Simplify right side
1,941,034.20x = 3,593,424,385,944.54 - Step 5: Solve for x
x = 3,593,424,385,944.54/1,941,034.20 - Step 6: Final answer
x = 1,851,293.70
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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.