Finding the Fourth Proportional to 3,207,124.58, 4,811,572.61 and 2,854,602.05
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Solution
The fourth proportional to 3,207,124.58, 4,811,572.61 and 2,854,602.05 is: 4,282,691.45
Step by Step Solution
- Step 1: Write the proportion equation
3,207,124.58 : 4,811,572.61 = 2,854,602.05 : x - Step 2: Convert to fraction form
3,207,124.58/4,811,572.61 = 2,854,602.05/x - Step 3: Cross multiply
3,207,124.58x = 4,811,572.61 × 2,854,602.05 - Step 4: Simplify right side
3,207,124.58x = 13,735,125,021,956.84 - Step 5: Solve for x
x = 13,735,125,021,956.84/3,207,124.58 - Step 6: Final answer
x = 4,282,691.45
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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.