Finding the Fourth Proportional to 4,311,379.40, 6,465,289.74 and 1,471,720.52
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Solution
The fourth proportional to 4,311,379.40, 6,465,289.74 and 1,471,720.52 is: 2,206,973.38
Step by Step Solution
- Step 1: Write the proportion equation
4,311,379.40 : 6,465,289.74 = 1,471,720.52 : x - Step 2: Convert to fraction form
4,311,379.40/6,465,289.74 = 1,471,720.52/x - Step 3: Cross multiply
4,311,379.40x = 6,465,289.74 × 1,471,720.52 - Step 4: Simplify right side
4,311,379.40x = 9,515,099,578,103.47 - Step 5: Solve for x
x = 9,515,099,578,103.47/4,311,379.40 - Step 6: Final answer
x = 2,206,973.38
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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.