Finding the Fourth Proportional to 5,202,804.91, 7,804,951.65 and 1,608,849.02
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Solution
The fourth proportional to 5,202,804.91, 7,804,951.65 and 1,608,849.02 is: 2,413,503.68
Step by Step Solution
- Step 1: Write the proportion equation
5,202,804.91 : 7,804,951.65 = 1,608,849.02 : x - Step 2: Convert to fraction form
5,202,804.91/7,804,951.65 = 1,608,849.02/x - Step 3: Cross multiply
5,202,804.91x = 7,804,951.65 × 1,608,849.02 - Step 4: Simplify right side
5,202,804.91x = 12,556,988,774,225.12 - Step 5: Solve for x
x = 12,556,988,774,225.12/5,202,804.91 - Step 6: Final answer
x = 2,413,503.68
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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.