Finding the Fourth Proportional to 3,101,745.15, 4,652,619.41 and 971,995.95
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Solution
The fourth proportional to 3,101,745.15, 4,652,619.41 and 971,995.95 is: 1,457,994.45
Step by Step Solution
- Step 1: Write the proportion equation
3,101,745.15 : 4,652,619.41 = 971,995.95 : x - Step 2: Convert to fraction form
3,101,745.15/4,652,619.41 = 971,995.95/x - Step 3: Cross multiply
3,101,745.15x = 4,652,619.41 × 971,995.95 - Step 4: Simplify right side
3,101,745.15x = 4,522,327,225,841.38 - Step 5: Solve for x
x = 4,522,327,225,841.38/3,101,745.15 - Step 6: Final answer
x = 1,457,994.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.