Finding the Fourth Proportional to 1,584,482.28, 2,186,865.09 and 940,257.69
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Solution
The fourth proportional to 1,584,482.28, 2,186,865.09 and 940,257.69 is: 1,297,721.50
Step by Step Solution
- Step 1: Write the proportion equation
1,584,482.28 : 2,186,865.09 = 940,257.69 : x - Step 2: Convert to fraction form
1,584,482.28/2,186,865.09 = 940,257.69/x - Step 3: Cross multiply
1,584,482.28x = 2,186,865.09 × 940,257.69 - Step 4: Simplify right side
1,584,482.28x = 2,056,216,717,865.04 - Step 5: Solve for x
x = 2,056,216,717,865.04/1,584,482.28 - Step 6: Final answer
x = 1,297,721.50
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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.