Finding the Fourth Proportional to 4,056,937.65, 6,088,785.39 and 2,138,537.70
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Solution
The fourth proportional to 4,056,937.65, 6,088,785.39 and 2,138,537.70 is: 3,209,587.68
Step by Step Solution
- Step 1: Write the proportion equation
4,056,937.65 : 6,088,785.39 = 2,138,537.70 : x - Step 2: Convert to fraction form
4,056,937.65/6,088,785.39 = 2,138,537.70/x - Step 3: Cross multiply
4,056,937.65x = 6,088,785.39 × 2,138,537.70 - Step 4: Simplify right side
4,056,937.65x = 13,021,097,103,724.20 - Step 5: Solve for x
x = 13,021,097,103,724.20/4,056,937.65 - Step 6: Final answer
x = 3,209,587.68
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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.