Finding the Fourth Proportional to 1,906,501.98, 2,859,750.57 and 486,558.06
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Solution
The fourth proportional to 1,906,501.98, 2,859,750.57 and 486,558.06 is: 729,836.48
Step by Step Solution
- Step 1: Write the proportion equation
1,906,501.98 : 2,859,750.57 = 486,558.06 : x - Step 2: Convert to fraction form
1,906,501.98/2,859,750.57 = 486,558.06/x - Step 3: Cross multiply
1,906,501.98x = 2,859,750.57 × 486,558.06 - Step 4: Simplify right side
1,906,501.98x = 1,391,434,689,423.09 - Step 5: Solve for x
x = 1,391,434,689,423.09/1,906,501.98 - Step 6: Final answer
x = 729,836.48
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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.