Finding the Fourth Proportional to 1,056,187.80, 1,581,657.30 and 846,235.80
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Solution
The fourth proportional to 1,056,187.80, 1,581,657.30 and 846,235.80 is: 1,267,250.99
Step by Step Solution
- Step 1: Write the proportion equation
1,056,187.80 : 1,581,657.30 = 846,235.80 : x - Step 2: Convert to fraction form
1,056,187.80/1,581,657.30 = 846,235.80/x - Step 3: Cross multiply
1,056,187.80x = 1,581,657.30 × 846,235.80 - Step 4: Simplify right side
1,056,187.80x = 1,338,455,030,591.34 - Step 5: Solve for x
x = 1,338,455,030,591.34/1,056,187.80 - Step 6: Final answer
x = 1,267,250.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.