Finding the Fourth Proportional to 3,245,599.98, 4,455,473.95 and 2,785,916.50
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Solution
The fourth proportional to 3,245,599.98, 4,455,473.95 and 2,785,916.50 is: 3,824,432.60
Step by Step Solution
- Step 1: Write the proportion equation
3,245,599.98 : 4,455,473.95 = 2,785,916.50 : x - Step 2: Convert to fraction form
3,245,599.98/4,455,473.95 = 2,785,916.50/x - Step 3: Cross multiply
3,245,599.98x = 4,455,473.95 × 2,785,916.50 - Step 4: Simplify right side
3,245,599.98x = 12,412,578,356,418.22 - Step 5: Solve for x
x = 12,412,578,356,418.22/3,245,599.98 - Step 6: Final answer
x = 3,824,432.60
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.