Finding the Fourth Proportional to 2,362,245.80, 3,543,368.70 and 1,889,853.80
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Solution
The fourth proportional to 2,362,245.80, 3,543,368.70 and 1,889,853.80 is: 2,834,780.70
Step by Step Solution
- Step 1: Write the proportion equation
2,362,245.80 : 3,543,368.70 = 1,889,853.80 : x - Step 2: Convert to fraction form
2,362,245.80/3,543,368.70 = 1,889,853.80/x - Step 3: Cross multiply
2,362,245.80x = 3,543,368.70 × 1,889,853.80 - Step 4: Simplify right side
2,362,245.80x = 6,696,448,802,496.06 - Step 5: Solve for x
x = 6,696,448,802,496.06/2,362,245.80 - Step 6: Final answer
x = 2,834,780.70
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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.