Finding the Fourth Proportional to 3,431,606.94, 5,146,281.99 and 1,156,518.24
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Solution
The fourth proportional to 3,431,606.94, 5,146,281.99 and 1,156,518.24 is: 1,734,397.06
Step by Step Solution
- Step 1: Write the proportion equation
3,431,606.94 : 5,146,281.99 = 1,156,518.24 : x - Step 2: Convert to fraction form
3,431,606.94/5,146,281.99 = 1,156,518.24/x - Step 3: Cross multiply
3,431,606.94x = 5,146,281.99 × 1,156,518.24 - Step 4: Simplify right side
3,431,606.94x = 5,951,768,989,618.50 - Step 5: Solve for x
x = 5,951,768,989,618.50/3,431,606.94 - Step 6: Final answer
x = 1,734,397.06
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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.