Finding the Fourth Proportional to 1,197,468.05, 1,796,489.12 and 398,756.52
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Solution
The fourth proportional to 1,197,468.05, 1,796,489.12 and 398,756.52 is: 598,230.36
Step by Step Solution
- Step 1: Write the proportion equation
1,197,468.05 : 1,796,489.12 = 398,756.52 : x - Step 2: Convert to fraction form
1,197,468.05/1,796,489.12 = 398,756.52/x - Step 3: Cross multiply
1,197,468.05x = 1,796,489.12 × 398,756.52 - Step 4: Simplify right side
1,197,468.05x = 716,361,740,726.62 - Step 5: Solve for x
x = 716,361,740,726.62/1,197,468.05 - Step 6: Final answer
x = 598,230.36
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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.