Finding the Fourth Proportional to 1,451,799.83, 2,177,990.44 and 813,011.99
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Solution
The fourth proportional to 1,451,799.83, 2,177,990.44 and 813,011.99 is: 1,219,680.77
Step by Step Solution
- Step 1: Write the proportion equation
1,451,799.83 : 2,177,990.44 = 813,011.99 : x - Step 2: Convert to fraction form
1,451,799.83/2,177,990.44 = 813,011.99/x - Step 3: Cross multiply
1,451,799.83x = 2,177,990.44 × 813,011.99 - Step 4: Simplify right side
1,451,799.83x = 1,770,732,344,202.88 - Step 5: Solve for x
x = 1,770,732,344,202.88/1,451,799.83 - Step 6: Final answer
x = 1,219,680.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.