Finding the Fourth Proportional to 1,212,800.80, 1,817,198.88 and 738,050.08
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Solution
The fourth proportional to 1,212,800.80, 1,817,198.88 and 738,050.08 is: 1,105,856.61
Step by Step Solution
- Step 1: Write the proportion equation
1,212,800.80 : 1,817,198.88 = 738,050.08 : x - Step 2: Convert to fraction form
1,212,800.80/1,817,198.88 = 738,050.08/x - Step 3: Cross multiply
1,212,800.80x = 1,817,198.88 × 738,050.08 - Step 4: Simplify right side
1,212,800.80x = 1,341,183,778,759.91 - Step 5: Solve for x
x = 1,341,183,778,759.91/1,212,800.80 - Step 6: Final answer
x = 1,105,856.61
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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.