Finding the Fourth Proportional to 1,342,306.02, 1,852,382.58 and 738,694.02
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Solution
The fourth proportional to 1,342,306.02, 1,852,382.58 and 738,694.02 is: 1,019,397.90
Step by Step Solution
- Step 1: Write the proportion equation
1,342,306.02 : 1,852,382.58 = 738,694.02 : x - Step 2: Convert to fraction form
1,342,306.02/1,852,382.58 = 738,694.02/x - Step 3: Cross multiply
1,342,306.02x = 1,852,382.58 × 738,694.02 - Step 4: Simplify right side
1,342,306.02x = 1,368,343,934,598.17 - Step 5: Solve for x
x = 1,368,343,934,598.17/1,342,306.02 - Step 6: Final answer
x = 1,019,397.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.