Finding the Fourth Proportional to 2,988,745.16, 4,483,560.60 and 1,568,911.95
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Solution
The fourth proportional to 2,988,745.16, 4,483,560.60 and 1,568,911.95 is: 2,353,600.40
Step by Step Solution
- Step 1: Write the proportion equation
2,988,745.16 : 4,483,560.60 = 1,568,911.95 : x - Step 2: Convert to fraction form
2,988,745.16/4,483,560.60 = 1,568,911.95/x - Step 3: Cross multiply
2,988,745.16x = 4,483,560.60 × 1,568,911.95 - Step 4: Simplify right side
2,988,745.16x = 7,034,311,803,889.17 - Step 5: Solve for x
x = 7,034,311,803,889.17/2,988,745.16 - Step 6: Final answer
x = 2,353,600.40
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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.