Finding the Fourth Proportional to 1,674,642.60, 2,511,186.30 and 727,525.80
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Solution
The fourth proportional to 1,674,642.60, 2,511,186.30 and 727,525.80 is: 1,090,950.88
Step by Step Solution
- Step 1: Write the proportion equation
1,674,642.60 : 2,511,186.30 = 727,525.80 : x - Step 2: Convert to fraction form
1,674,642.60/2,511,186.30 = 727,525.80/x - Step 3: Cross multiply
1,674,642.60x = 2,511,186.30 × 727,525.80 - Step 4: Simplify right side
1,674,642.60x = 1,826,952,821,856.54 - Step 5: Solve for x
x = 1,826,952,821,856.54/1,674,642.60 - Step 6: Final answer
x = 1,090,950.88
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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.