Finding the Fourth Proportional to 4,957,345.74, 7,435,863.06 and 2,727,499.98
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Solution
The fourth proportional to 4,957,345.74, 7,435,863.06 and 2,727,499.98 is: 4,091,164.39
Step by Step Solution
- Step 1: Write the proportion equation
4,957,345.74 : 7,435,863.06 = 2,727,499.98 : x - Step 2: Convert to fraction form
4,957,345.74/7,435,863.06 = 2,727,499.98/x - Step 3: Cross multiply
4,957,345.74x = 7,435,863.06 × 2,727,499.98 - Step 4: Simplify right side
4,957,345.74x = 20,281,316,347,432.74 - Step 5: Solve for x
x = 20,281,316,347,432.74/4,957,345.74 - Step 6: Final answer
x = 4,091,164.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.