Finding the Fourth Proportional to 4,829,257.41, 6,662,921.92 and 2,894,812.17
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Solution
The fourth proportional to 4,829,257.41, 6,662,921.92 and 2,894,812.17 is: 3,993,969.64
Step by Step Solution
- Step 1: Write the proportion equation
4,829,257.41 : 6,662,921.92 = 2,894,812.17 : x - Step 2: Convert to fraction form
4,829,257.41/6,662,921.92 = 2,894,812.17/x - Step 3: Cross multiply
4,829,257.41x = 6,662,921.92 × 2,894,812.17 - Step 4: Simplify right side
4,829,257.41x = 19,287,907,461,775.77 - Step 5: Solve for x
x = 19,287,907,461,775.77/4,829,257.41 - Step 6: Final answer
x = 3,993,969.64
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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.