Finding the Fourth Proportional to 2,677,578.57, 3,688,892.10 and 1,849,859.19
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Solution
The fourth proportional to 2,677,578.57, 3,688,892.10 and 1,849,859.19 is: 2,548,545.55
Step by Step Solution
- Step 1: Write the proportion equation
2,677,578.57 : 3,688,892.10 = 1,849,859.19 : x - Step 2: Convert to fraction form
2,677,578.57/3,688,892.10 = 1,849,859.19/x - Step 3: Cross multiply
2,677,578.57x = 3,688,892.10 × 1,849,859.19 - Step 4: Simplify right side
2,677,578.57x = 6,823,930,952,103.40 - Step 5: Solve for x
x = 6,823,930,952,103.40/2,677,578.57 - Step 6: Final answer
x = 2,548,545.55
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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.