Finding the Fourth Proportional to 5,251,729.92, 7,867,113.62 and 2,547,851.60
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Solution
The fourth proportional to 5,251,729.92, 7,867,113.62 and 2,547,851.60 is: 3,816,692.46
Step by Step Solution
- Step 1: Write the proportion equation
5,251,729.92 : 7,867,113.62 = 2,547,851.60 : x - Step 2: Convert to fraction form
5,251,729.92/7,867,113.62 = 2,547,851.60/x - Step 3: Cross multiply
5,251,729.92x = 7,867,113.62 × 2,547,851.60 - Step 4: Simplify right side
5,251,729.92x = 20,044,237,972,023.97 - Step 5: Solve for x
x = 20,044,237,972,023.97/5,251,729.92 - Step 6: Final answer
x = 3,816,692.46
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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.