Finding the Fourth Proportional to 2,053,490.82, 2,832,679.68 and 1,193,956.08
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Solution
The fourth proportional to 2,053,490.82, 2,832,679.68 and 1,193,956.08 is: 1,646,997.93
Step by Step Solution
- Step 1: Write the proportion equation
2,053,490.82 : 2,832,679.68 = 1,193,956.08 : x - Step 2: Convert to fraction form
2,053,490.82/2,832,679.68 = 1,193,956.08/x - Step 3: Cross multiply
2,053,490.82x = 2,832,679.68 × 1,193,956.08 - Step 4: Simplify right side
2,053,490.82x = 3,382,095,126,628.45 - Step 5: Solve for x
x = 3,382,095,126,628.45/2,053,490.82 - Step 6: Final answer
x = 1,646,997.93
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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.