Finding the Fourth Proportional to 2,270,374.12, 3,133,137.44 and 1,251,815.08
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Solution
The fourth proportional to 2,270,374.12, 3,133,137.44 and 1,251,815.08 is: 1,727,516.47
Step by Step Solution
- Step 1: Write the proportion equation
2,270,374.12 : 3,133,137.44 = 1,251,815.08 : x - Step 2: Convert to fraction form
2,270,374.12/3,133,137.44 = 1,251,815.08/x - Step 3: Cross multiply
2,270,374.12x = 3,133,137.44 × 1,251,815.08 - Step 4: Simplify right side
2,270,374.12x = 3,922,108,695,104.60 - Step 5: Solve for x
x = 3,922,108,695,104.60/2,270,374.12 - Step 6: Final answer
x = 1,727,516.47
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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.