Finding the Fourth Proportional to 4,163,428.74, 5,743,772.31 and 2,787,215.82
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Solution
The fourth proportional to 4,163,428.74, 5,743,772.31 and 2,787,215.82 is: 3,845,180.03
Step by Step Solution
- Step 1: Write the proportion equation
4,163,428.74 : 5,743,772.31 = 2,787,215.82 : x - Step 2: Convert to fraction form
4,163,428.74/5,743,772.31 = 2,787,215.82/x - Step 3: Cross multiply
4,163,428.74x = 5,743,772.31 × 2,787,215.82 - Step 4: Simplify right side
4,163,428.74x = 16,009,133,048,909.94 - Step 5: Solve for x
x = 16,009,133,048,909.94/4,163,428.74 - Step 6: Final answer
x = 3,845,180.03
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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.