Finding the Fourth Proportional to 1,197,772.74, 1,794,841.20 and 878,137.43
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Solution
The fourth proportional to 1,197,772.74, 1,794,841.20 and 878,137.43 is: 1,315,873.35
Step by Step Solution
- Step 1: Write the proportion equation
1,197,772.74 : 1,794,841.20 = 878,137.43 : x - Step 2: Convert to fraction form
1,197,772.74/1,794,841.20 = 878,137.43/x - Step 3: Cross multiply
1,197,772.74x = 1,794,841.20 × 878,137.43 - Step 4: Simplify right side
1,197,772.74x = 1,576,117,229,651.91 - Step 5: Solve for x
x = 1,576,117,229,651.91/1,197,772.74 - Step 6: Final answer
x = 1,315,873.35
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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.