Finding the Fourth Proportional to 5,342,133.21, 8,013,140.67 and 1,298,624.90
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Solution
The fourth proportional to 5,342,133.21, 8,013,140.67 and 1,298,624.90 is: 1,947,922.96
Step by Step Solution
- Step 1: Write the proportion equation
5,342,133.21 : 8,013,140.67 = 1,298,624.90 : x - Step 2: Convert to fraction form
5,342,133.21/8,013,140.67 = 1,298,624.90/x - Step 3: Cross multiply
5,342,133.21x = 8,013,140.67 × 1,298,624.90 - Step 4: Simplify right side
5,342,133.21x = 10,406,063,961,198.98 - Step 5: Solve for x
x = 10,406,063,961,198.98/5,342,133.21 - Step 6: Final answer
x = 1,947,922.96
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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.