Finding the Fourth Proportional to 1,116,539.82, 1,674,558.18 and 317,803.68
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Solution
The fourth proportional to 1,116,539.82, 1,674,558.18 and 317,803.68 is: 476,633.92
Step by Step Solution
- Step 1: Write the proportion equation
1,116,539.82 : 1,674,558.18 = 317,803.68 : x - Step 2: Convert to fraction form
1,116,539.82/1,674,558.18 = 317,803.68/x - Step 3: Cross multiply
1,116,539.82x = 1,674,558.18 × 317,803.68 - Step 4: Simplify right side
1,116,539.82x = 532,180,751,978.10 - Step 5: Solve for x
x = 532,180,751,978.10/1,116,539.82 - Step 6: Final answer
x = 476,633.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.