Finding the Fourth Proportional to 1,375,340.49, 2,063,458.98 and 691,874.55
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Solution
The fourth proportional to 1,375,340.49, 2,063,458.98 and 691,874.55 is: 1,038,037.32
Step by Step Solution
- Step 1: Write the proportion equation
1,375,340.49 : 2,063,458.98 = 691,874.55 : x - Step 2: Convert to fraction form
1,375,340.49/2,063,458.98 = 691,874.55/x - Step 3: Cross multiply
1,375,340.49x = 2,063,458.98 × 691,874.55 - Step 4: Simplify right side
1,375,340.49x = 1,427,654,753,230.96 - Step 5: Solve for x
x = 1,427,654,753,230.96/1,375,340.49 - Step 6: Final answer
x = 1,038,037.32
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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.