Finding the Fourth Proportional to 1,197,499.68, 1,796,536.56 and 398,788.14
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Solution
The fourth proportional to 1,197,499.68, 1,796,536.56 and 398,788.14 is: 598,277.80
Step by Step Solution
- Step 1: Write the proportion equation
1,197,499.68 : 1,796,536.56 = 398,788.14 : x - Step 2: Convert to fraction form
1,197,499.68/1,796,536.56 = 398,788.14/x - Step 3: Cross multiply
1,197,499.68x = 1,796,536.56 × 398,788.14 - Step 4: Simplify right side
1,197,499.68x = 716,437,473,204.40 - Step 5: Solve for x
x = 716,437,473,204.40/1,197,499.68 - Step 6: Final answer
x = 598,277.80
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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.