Finding the Fourth Proportional to 1,258,599.72, 1,887,865.02 and 311,949.48
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Solution
The fourth proportional to 1,258,599.72, 1,887,865.02 and 311,949.48 is: 467,915.65
Step by Step Solution
- Step 1: Write the proportion equation
1,258,599.72 : 1,887,865.02 = 311,949.48 : x - Step 2: Convert to fraction form
1,258,599.72/1,887,865.02 = 311,949.48/x - Step 3: Cross multiply
1,258,599.72x = 1,887,865.02 × 311,949.48 - Step 4: Simplify right side
1,258,599.72x = 588,918,511,299.19 - Step 5: Solve for x
x = 588,918,511,299.19/1,258,599.72 - Step 6: Final answer
x = 467,915.65
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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.