Finding the Fourth Proportional to 4,497,785.78, 6,744,823.11 and 1,727,635.21
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Solution
The fourth proportional to 4,497,785.78, 6,744,823.11 and 1,727,635.21 is: 2,590,740.08
Step by Step Solution
- Step 1: Write the proportion equation
4,497,785.78 : 6,744,823.11 = 1,727,635.21 : x - Step 2: Convert to fraction form
4,497,785.78/6,744,823.11 = 1,727,635.21/x - Step 3: Cross multiply
4,497,785.78x = 6,744,823.11 × 1,727,635.21 - Step 4: Simplify right side
4,497,785.78x = 11,652,593,873,195.65 - Step 5: Solve for x
x = 11,652,593,873,195.65/4,497,785.78 - Step 6: Final answer
x = 2,590,740.08
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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.