Finding the Fourth Proportional to 1,796,908.24, 2,478,838.17 and 1,071,244.63
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Solution
The fourth proportional to 1,796,908.24, 2,478,838.17 and 1,071,244.63 is: 1,477,783.91
Step by Step Solution
- Step 1: Write the proportion equation
1,796,908.24 : 2,478,838.17 = 1,071,244.63 : x - Step 2: Convert to fraction form
1,796,908.24/2,478,838.17 = 1,071,244.63/x - Step 3: Cross multiply
1,796,908.24x = 2,478,838.17 × 1,071,244.63 - Step 4: Simplify right side
1,796,908.24x = 2,655,442,078,251.53 - Step 5: Solve for x
x = 2,655,442,078,251.53/1,796,908.24 - Step 6: Final answer
x = 1,477,783.91
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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.