Finding the Fourth Proportional to 4,306,961.54, 5,943,576.20 and 2,373,176.18
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Solution
The fourth proportional to 4,306,961.54, 5,943,576.20 and 2,373,176.18 is: 3,274,966.20
Step by Step Solution
- Step 1: Write the proportion equation
4,306,961.54 : 5,943,576.20 = 2,373,176.18 : x - Step 2: Convert to fraction form
4,306,961.54/5,943,576.20 = 2,373,176.18/x - Step 3: Cross multiply
4,306,961.54x = 5,943,576.20 × 2,373,176.18 - Step 4: Simplify right side
4,306,961.54x = 14,105,153,461,854.92 - Step 5: Solve for x
x = 14,105,153,461,854.92/4,306,961.54 - Step 6: Final answer
x = 3,274,966.20
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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.