Finding the Fourth Proportional to 1,482,110.12, 2,045,216.97 and 828,789.98
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Solution
The fourth proportional to 1,482,110.12, 2,045,216.97 and 828,789.98 is: 1,143,677.05
Step by Step Solution
- Step 1: Write the proportion equation
1,482,110.12 : 2,045,216.97 = 828,789.98 : x - Step 2: Convert to fraction form
1,482,110.12/2,045,216.97 = 828,789.98/x - Step 3: Cross multiply
1,482,110.12x = 2,045,216.97 × 828,789.98 - Step 4: Simplify right side
1,482,110.12x = 1,695,055,321,435.88 - Step 5: Solve for x
x = 1,695,055,321,435.88/1,482,110.12 - Step 6: Final answer
x = 1,143,677.05
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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.