Finding the Fourth Proportional to 2,864,842.40, 3,952,157.18 and 1,716,929.84
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Solution
The fourth proportional to 2,864,842.40, 3,952,157.18 and 1,716,929.84 is: 2,368,568.89
Step by Step Solution
- Step 1: Write the proportion equation
2,864,842.40 : 3,952,157.18 = 1,716,929.84 : x - Step 2: Convert to fraction form
2,864,842.40/3,952,157.18 = 1,716,929.84/x - Step 3: Cross multiply
2,864,842.40x = 3,952,157.18 × 1,716,929.84 - Step 4: Simplify right side
2,864,842.40x = 6,785,576,594,712.25 - Step 5: Solve for x
x = 6,785,576,594,712.25/2,864,842.40 - Step 6: Final answer
x = 2,368,568.89
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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.