Finding the Fourth Proportional to 1,197,411.05, 1,796,642.72 and 628,659.99
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Solution
The fourth proportional to 1,197,411.05, 1,796,642.72 and 628,659.99 is: 943,266.22
Step by Step Solution
- Step 1: Write the proportion equation
1,197,411.05 : 1,796,642.72 = 628,659.99 : x - Step 2: Convert to fraction form
1,197,411.05/1,796,642.72 = 628,659.99/x - Step 3: Cross multiply
1,197,411.05x = 1,796,642.72 × 628,659.99 - Step 4: Simplify right side
1,197,411.05x = 1,129,477,391,245.47 - Step 5: Solve for x
x = 1,129,477,391,245.47/1,197,411.05 - Step 6: Final answer
x = 943,266.22
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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.