Finding the Fourth Proportional to 1,364,712.84, 1,882,694.88 and 791,420.94
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Solution
The fourth proportional to 1,364,712.84, 1,882,694.88 and 791,420.94 is: 1,091,807.82
Step by Step Solution
- Step 1: Write the proportion equation
1,364,712.84 : 1,882,694.88 = 791,420.94 : x - Step 2: Convert to fraction form
1,364,712.84/1,882,694.88 = 791,420.94/x - Step 3: Cross multiply
1,364,712.84x = 1,882,694.88 × 791,420.94 - Step 4: Simplify right side
1,364,712.84x = 1,490,004,151,662.79 - Step 5: Solve for x
x = 1,490,004,151,662.79/1,364,712.84 - Step 6: Final answer
x = 1,091,807.82
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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.