Finding the Fourth Proportional to 4,121,416.80, 6,177,762 and 1,386,360.64
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Solution
The fourth proportional to 4,121,416.80, 6,177,762 and 1,386,360.64 is: 2,078,073.27
Step by Step Solution
- Step 1: Write the proportion equation
4,121,416.80 : 6,177,762 = 1,386,360.64 : x - Step 2: Convert to fraction form
4,121,416.80/6,177,762 = 1,386,360.64/x - Step 3: Cross multiply
4,121,416.80x = 6,177,762 × 1,386,360.64 - Step 4: Simplify right side
4,121,416.80x = 8,564,606,080,087.68 - Step 5: Solve for x
x = 8,564,606,080,087.68/4,121,416.80 - Step 6: Final answer
x = 2,078,073.27
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.