Finding the Fourth Proportional to 1,845,972.18, 2,769,251.09 and 781,022.25
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Solution
The fourth proportional to 1,845,972.18, 2,769,251.09 and 781,022.25 is: 1,171,657.26
Step by Step Solution
- Step 1: Write the proportion equation
1,845,972.18 : 2,769,251.09 = 781,022.25 : x - Step 2: Convert to fraction form
1,845,972.18/2,769,251.09 = 781,022.25/x - Step 3: Cross multiply
1,845,972.18x = 2,769,251.09 × 781,022.25 - Step 4: Simplify right side
1,845,972.18x = 2,162,846,713,221.64 - Step 5: Solve for x
x = 2,162,846,713,221.64/1,845,972.18 - Step 6: Final answer
x = 1,171,657.26
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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.