Finding the Fourth Proportional to 2,591,545.93, 3,577,628.15 and 1,611,800.76
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Solution
The fourth proportional to 2,591,545.93, 3,577,628.15 and 1,611,800.76 is: 2,225,090.32
Step by Step Solution
- Step 1: Write the proportion equation
2,591,545.93 : 3,577,628.15 = 1,611,800.76 : x - Step 2: Convert to fraction form
2,591,545.93/3,577,628.15 = 1,611,800.76/x - Step 3: Cross multiply
2,591,545.93x = 3,577,628.15 × 1,611,800.76 - Step 4: Simplify right side
2,591,545.93x = 5,766,423,762,444.59 - Step 5: Solve for x
x = 5,766,423,762,444.59/2,591,545.93 - Step 6: Final answer
x = 2,225,090.32
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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.