Finding the Fourth Proportional to 2,310,855.26, 3,187,905.66 and 1,495,322.52
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Solution
The fourth proportional to 2,310,855.26, 3,187,905.66 and 1,495,322.52 is: 2,062,849.72
Step by Step Solution
- Step 1: Write the proportion equation
2,310,855.26 : 3,187,905.66 = 1,495,322.52 : x - Step 2: Convert to fraction form
2,310,855.26/3,187,905.66 = 1,495,322.52/x - Step 3: Cross multiply
2,310,855.26x = 3,187,905.66 × 1,495,322.52 - Step 4: Simplify right side
2,310,855.26x = 4,766,947,125,033.46 - Step 5: Solve for x
x = 4,766,947,125,033.46/2,310,855.26 - Step 6: Final answer
x = 2,062,849.72
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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.