Finding the Fourth Proportional to 2,439,545.36, 3,659,497.88 and 642,416.44
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Solution
The fourth proportional to 2,439,545.36, 3,659,497.88 and 642,416.44 is: 963,672.02
Step by Step Solution
- Step 1: Write the proportion equation
2,439,545.36 : 3,659,497.88 = 642,416.44 : x - Step 2: Convert to fraction form
2,439,545.36/3,659,497.88 = 642,416.44/x - Step 3: Cross multiply
2,439,545.36x = 3,659,497.88 × 642,416.44 - Step 4: Simplify right side
2,439,545.36x = 2,350,921,600,257.15 - Step 5: Solve for x
x = 2,350,921,600,257.15/2,439,545.36 - Step 6: Final answer
x = 963,672.02
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1.5x scale
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.