Finding the Fourth Proportional to 2,310,776.15, 3,187,796.50 and 1,495,243.09
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Solution
The fourth proportional to 2,310,776.15, 3,187,796.50 and 1,495,243.09 is: 2,062,740.12
Step by Step Solution
- Step 1: Write the proportion equation
2,310,776.15 : 3,187,796.50 = 1,495,243.09 : x - Step 2: Convert to fraction form
2,310,776.15/3,187,796.50 = 1,495,243.09/x - Step 3: Cross multiply
2,310,776.15x = 3,187,796.50 × 1,495,243.09 - Step 4: Simplify right side
2,310,776.15x = 4,766,530,665,535.99 - Step 5: Solve for x
x = 4,766,530,665,535.99/2,310,776.15 - Step 6: Final answer
x = 2,062,740.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.