Finding the Fourth Proportional to 1,618,690.41, 2,233,793.18 and 893,538.62
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Solution
The fourth proportional to 1,618,690.41, 2,233,793.18 and 893,538.62 is: 1,233,083.52
Step by Step Solution
- Step 1: Write the proportion equation
1,618,690.41 : 2,233,793.18 = 893,538.62 : x - Step 2: Convert to fraction form
1,618,690.41/2,233,793.18 = 893,538.62/x - Step 3: Cross multiply
1,618,690.41x = 2,233,793.18 × 893,538.62 - Step 4: Simplify right side
1,618,690.41x = 1,995,980,467,325.18 - Step 5: Solve for x
x = 1,995,980,467,325.18/1,618,690.41 - Step 6: Final answer
x = 1,233,083.52
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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.