Finding the Fourth Proportional to 2,591,545.29, 3,577,627.28 and 1,611,800.13
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Solution
The fourth proportional to 2,591,545.29, 3,577,627.28 and 1,611,800.13 is: 2,225,089.45
Step by Step Solution
- Step 1: Write the proportion equation
2,591,545.29 : 3,577,627.28 = 1,611,800.13 : x - Step 2: Convert to fraction form
2,591,545.29/3,577,627.28 = 1,611,800.13/x - Step 3: Cross multiply
2,591,545.29x = 3,577,627.28 × 1,611,800.13 - Step 4: Simplify right side
2,591,545.29x = 5,766,420,090,921.87 - Step 5: Solve for x
x = 5,766,420,090,921.87/2,591,545.29 - Step 6: Final answer
x = 2,225,089.45
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1.5x scale
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.