Finding the Fourth Proportional to 3,490,493.16, 5,230,396.20 and 2,349,032.28
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Solution
The fourth proportional to 3,490,493.16, 5,230,396.20 and 2,349,032.28 is: 3,519,952.32
Step by Step Solution
- Step 1: Write the proportion equation
3,490,493.16 : 5,230,396.20 = 2,349,032.28 : x - Step 2: Convert to fraction form
3,490,493.16/5,230,396.20 = 2,349,032.28/x - Step 3: Cross multiply
3,490,493.16x = 5,230,396.20 × 2,349,032.28 - Step 4: Simplify right side
3,490,493.16x = 12,286,369,510,989.34 - Step 5: Solve for x
x = 12,286,369,510,989.34/3,490,493.16 - Step 6: Final answer
x = 3,519,952.32
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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.