Finding the Fourth Proportional to 3,450,036.52, 4,761,069.12 and 1,979,827.99
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Solution
The fourth proportional to 3,450,036.52, 4,761,069.12 and 1,979,827.99 is: 2,732,173.37
Step by Step Solution
- Step 1: Write the proportion equation
3,450,036.52 : 4,761,069.12 = 1,979,827.99 : x - Step 2: Convert to fraction form
3,450,036.52/4,761,069.12 = 1,979,827.99/x - Step 3: Cross multiply
3,450,036.52x = 4,761,069.12 × 1,979,827.99 - Step 4: Simplify right side
3,450,036.52x = 9,426,097,894,198.00 - Step 5: Solve for x
x = 9,426,097,894,198.00/3,450,036.52 - Step 6: Final answer
x = 2,732,173.37
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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.