Finding the Fourth Proportional to 1,618,863.68, 2,234,035.62 and 893,711.90
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Solution
The fourth proportional to 1,618,863.68, 2,234,035.62 and 893,711.90 is: 1,233,324.49
Step by Step Solution
- Step 1: Write the proportion equation
1,618,863.68 : 2,234,035.62 = 893,711.90 : x - Step 2: Convert to fraction form
1,618,863.68/2,234,035.62 = 893,711.90/x - Step 3: Cross multiply
1,618,863.68x = 2,234,035.62 × 893,711.90 - Step 4: Simplify right side
1,618,863.68x = 1,996,584,218,617.88 - Step 5: Solve for x
x = 1,996,584,218,617.88/1,618,863.68 - Step 6: Final answer
x = 1,233,324.49
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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.