Finding the Fourth Proportional to 4,473,641.40, 6,173,695.50 and 2,436,449.28
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Solution
The fourth proportional to 4,473,641.40, 6,173,695.50 and 2,436,449.28 is: 3,362,338.33
Step by Step Solution
- Step 1: Write the proportion equation
4,473,641.40 : 6,173,695.50 = 2,436,449.28 : x - Step 2: Convert to fraction form
4,473,641.40/6,173,695.50 = 2,436,449.28/x - Step 3: Cross multiply
4,473,641.40x = 6,173,695.50 × 2,436,449.28 - Step 4: Simplify right side
4,473,641.40x = 15,041,895,955,914.24 - Step 5: Solve for x
x = 15,041,895,955,914.24/4,473,641.40 - Step 6: Final answer
x = 3,362,338.33
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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.