Finding the Fourth Proportional to 2,966,784.92, 4,094,243.68 and 1,677,818.08
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Solution
The fourth proportional to 2,966,784.92, 4,094,243.68 and 1,677,818.08 is: 2,315,434.47
Step by Step Solution
- Step 1: Write the proportion equation
2,966,784.92 : 4,094,243.68 = 1,677,818.08 : x - Step 2: Convert to fraction form
2,966,784.92/4,094,243.68 = 1,677,818.08/x - Step 3: Cross multiply
2,966,784.92x = 4,094,243.68 × 1,677,818.08 - Step 4: Simplify right side
2,966,784.92x = 6,869,396,070,229.74 - Step 5: Solve for x
x = 6,869,396,070,229.74/2,966,784.92 - Step 6: Final answer
x = 2,315,434.47
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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.