Finding the Fourth Proportional to 2,335,537.12, 3,223,039.80 and 1,262,449.12
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Solution
The fourth proportional to 2,335,537.12, 3,223,039.80 and 1,262,449.12 is: 1,742,179.02
Step by Step Solution
- Step 1: Write the proportion equation
2,335,537.12 : 3,223,039.80 = 1,262,449.12 : x - Step 2: Convert to fraction form
2,335,537.12/3,223,039.80 = 1,262,449.12/x - Step 3: Cross multiply
2,335,537.12x = 3,223,039.80 × 1,262,449.12 - Step 4: Simplify right side
2,335,537.12x = 4,068,923,759,234.98 - Step 5: Solve for x
x = 4,068,923,759,234.98/2,335,537.12 - Step 6: Final answer
x = 1,742,179.02
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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.