Finding the Fourth Proportional to 2,260,528.35, 3,119,531.83 and 1,228,036.82
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Solution
The fourth proportional to 2,260,528.35, 3,119,531.83 and 1,228,036.82 is: 1,694,692.28
Step by Step Solution
- Step 1: Write the proportion equation
2,260,528.35 : 3,119,531.83 = 1,228,036.82 : x - Step 2: Convert to fraction form
2,260,528.35/3,119,531.83 = 1,228,036.82/x - Step 3: Cross multiply
2,260,528.35x = 3,119,531.83 × 1,228,036.82 - Step 4: Simplify right side
2,260,528.35x = 3,830,899,926,664.14 - Step 5: Solve for x
x = 3,830,899,926,664.14/2,260,528.35 - Step 6: Final answer
x = 1,694,692.28
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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.