Finding the Fourth Proportional to 3,684,804.55, 5,528,918.79 and 1,409,576.85
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Solution
The fourth proportional to 3,684,804.55, 5,528,918.79 and 1,409,576.85 is: 2,115,020.17
Step by Step Solution
- Step 1: Write the proportion equation
3,684,804.55 : 5,528,918.79 = 1,409,576.85 : x - Step 2: Convert to fraction form
3,684,804.55/5,528,918.79 = 1,409,576.85/x - Step 3: Cross multiply
3,684,804.55x = 5,528,918.79 × 1,409,576.85 - Step 4: Simplify right side
3,684,804.55x = 7,793,435,931,914.01 - Step 5: Solve for x
x = 7,793,435,931,914.01/3,684,804.55 - Step 6: Final answer
x = 2,115,020.17
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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.