Finding the Fourth Proportional to 4,439,113.09, 6,658,715.77 and 1,560,560.45
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Solution
The fourth proportional to 4,439,113.09, 6,658,715.77 and 1,560,560.45 is: 2,340,856.89
Step by Step Solution
- Step 1: Write the proportion equation
4,439,113.09 : 6,658,715.77 = 1,560,560.45 : x - Step 2: Convert to fraction form
4,439,113.09/6,658,715.77 = 1,560,560.45/x - Step 3: Cross multiply
4,439,113.09x = 6,658,715.77 × 1,560,560.45 - Step 4: Simplify right side
4,439,113.09x = 10,391,328,478,453.29 - Step 5: Solve for x
x = 10,391,328,478,453.29/4,439,113.09 - Step 6: Final answer
x = 2,340,856.89
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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.