Finding the Fourth Proportional to 1,357,729.02, 2,036,855.97 and 459,316.71
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Solution
The fourth proportional to 1,357,729.02, 2,036,855.97 and 459,316.71 is: 689,063.85
Step by Step Solution
- Step 1: Write the proportion equation
1,357,729.02 : 2,036,855.97 = 459,316.71 : x - Step 2: Convert to fraction form
1,357,729.02/2,036,855.97 = 459,316.71/x - Step 3: Cross multiply
1,357,729.02x = 2,036,855.97 × 459,316.71 - Step 4: Simplify right side
1,357,729.02x = 935,561,982,884.26 - Step 5: Solve for x
x = 935,561,982,884.26/1,357,729.02 - Step 6: Final answer
x = 689,063.85
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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.