Finding the Fourth Proportional to 1,796,178.30, 2,478,664.23 and 1,070,651.82
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Solution
The fourth proportional to 1,796,178.30, 2,478,664.23 and 1,070,651.82 is: 1,477,462.66
Step by Step Solution
- Step 1: Write the proportion equation
1,796,178.30 : 2,478,664.23 = 1,070,651.82 : x - Step 2: Convert to fraction form
1,796,178.30/2,478,664.23 = 1,070,651.82/x - Step 3: Cross multiply
1,796,178.30x = 2,478,664.23 × 1,070,651.82 - Step 4: Simplify right side
1,796,178.30x = 2,653,786,369,018.40 - Step 5: Solve for x
x = 2,653,786,369,018.40/1,796,178.30 - Step 6: Final answer
x = 1,477,462.66
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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.