Finding the Fourth Proportional to 1,936,437.71, 2,901,999.24 and 1,225,192.50
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Solution
The fourth proportional to 1,936,437.71, 2,901,999.24 and 1,225,192.50 is: 1,836,107.45
Step by Step Solution
- Step 1: Write the proportion equation
1,936,437.71 : 2,901,999.24 = 1,225,192.50 : x - Step 2: Convert to fraction form
1,936,437.71/2,901,999.24 = 1,225,192.50/x - Step 3: Cross multiply
1,936,437.71x = 2,901,999.24 × 1,225,192.50 - Step 4: Simplify right side
1,936,437.71x = 3,555,507,703,853.70 - Step 5: Solve for x
x = 3,555,507,703,853.70/1,936,437.71 - Step 6: Final answer
x = 1,836,107.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.