Finding the Fourth Proportional to 1,256,972.67, 1,885,476.60 and 358,414.79
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Solution
The fourth proportional to 1,256,972.67, 1,885,476.60 and 358,414.79 is: 537,627.19
Step by Step Solution
- Step 1: Write the proportion equation
1,256,972.67 : 1,885,476.60 = 358,414.79 : x - Step 2: Convert to fraction form
1,256,972.67/1,885,476.60 = 358,414.79/x - Step 3: Cross multiply
1,256,972.67x = 1,885,476.60 × 358,414.79 - Step 4: Simplify right side
1,256,972.67x = 675,782,690,211.53 - Step 5: Solve for x
x = 675,782,690,211.53/1,256,972.67 - Step 6: Final answer
x = 537,627.19
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.