Finding the Fourth Proportional to 1,635,428.76, 2,452,970.58 and 437,472
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Solution
The fourth proportional to 1,635,428.76, 2,452,970.58 and 437,472 is: 656,161.84
Step by Step Solution
- Step 1: Write the proportion equation
1,635,428.76 : 2,452,970.58 = 437,472 : x - Step 2: Convert to fraction form
1,635,428.76/2,452,970.58 = 437,472/x - Step 3: Cross multiply
1,635,428.76x = 2,452,970.58 × 437,472 - Step 4: Simplify right side
1,635,428.76x = 1,073,105,945,573.76 - Step 5: Solve for x
x = 1,073,105,945,573.76/1,635,428.76 - Step 6: Final answer
x = 656,161.84
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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.