Finding the Fourth Proportional to 4,423,411.75, 6,101,163.74 and 2,952,578.71
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Solution
The fourth proportional to 4,423,411.75, 6,101,163.74 and 2,952,578.71 is: 4,072,459.71
Step by Step Solution
- Step 1: Write the proportion equation
4,423,411.75 : 6,101,163.74 = 2,952,578.71 : x - Step 2: Convert to fraction form
4,423,411.75/6,101,163.74 = 2,952,578.71/x - Step 3: Cross multiply
4,423,411.75x = 6,101,163.74 × 2,952,578.71 - Step 4: Simplify right side
4,423,411.75x = 18,014,166,119,679.27 - Step 5: Solve for x
x = 18,014,166,119,679.27/4,423,411.75 - Step 6: Final answer
x = 4,072,459.71
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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.