Finding the Fourth Proportional to 1,618,955.55, 2,234,161.97 and 893,804.67
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Solution
The fourth proportional to 1,618,955.55, 2,234,161.97 and 893,804.67 is: 1,233,452.27
Step by Step Solution
- Step 1: Write the proportion equation
1,618,955.55 : 2,234,161.97 = 893,804.67 : x - Step 2: Convert to fraction form
1,618,955.55/2,234,161.97 = 893,804.67/x - Step 3: Cross multiply
1,618,955.55x = 2,234,161.97 × 893,804.67 - Step 4: Simplify right side
1,618,955.55x = 1,996,904,402,322.40 - Step 5: Solve for x
x = 1,996,904,402,322.40/1,618,955.55 - Step 6: Final answer
x = 1,233,452.27
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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.