Finding the Fourth Proportional to 1,056,660.96, 1,458,192.12 and 603,961.68
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Solution
The fourth proportional to 1,056,660.96, 1,458,192.12 and 603,961.68 is: 833,467.12
Step by Step Solution
- Step 1: Write the proportion equation
1,056,660.96 : 1,458,192.12 = 603,961.68 : x - Step 2: Convert to fraction form
1,056,660.96/1,458,192.12 = 603,961.68/x - Step 3: Cross multiply
1,056,660.96x = 1,458,192.12 × 603,961.68 - Step 4: Simplify right side
1,056,660.96x = 880,692,162,557.96 - Step 5: Solve for x
x = 880,692,162,557.96/1,056,660.96 - Step 6: Final answer
x = 833,467.12
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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.