Finding the Fourth Proportional to 1,618,345.20, 2,233,305.30 and 893,192.88
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Solution
The fourth proportional to 1,618,345.20, 2,233,305.30 and 893,192.88 is: 1,232,600.06
Step by Step Solution
- Step 1: Write the proportion equation
1,618,345.20 : 2,233,305.30 = 893,192.88 : x - Step 2: Convert to fraction form
1,618,345.20/2,233,305.30 = 893,192.88/x - Step 3: Cross multiply
1,618,345.20x = 2,233,305.30 × 893,192.88 - Step 4: Simplify right side
1,618,345.20x = 1,994,772,392,826.26 - Step 5: Solve for x
x = 1,994,772,392,826.26/1,618,345.20 - Step 6: Final answer
x = 1,232,600.06
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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.