Finding the Fourth Proportional to 1,497,938.40, 2,245,595.40 and 899,137.80
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Solution
The fourth proportional to 1,497,938.40, 2,245,595.40 and 899,137.80 is: 1,347,919.05
Step by Step Solution
- Step 1: Write the proportion equation
1,497,938.40 : 2,245,595.40 = 899,137.80 : x - Step 2: Convert to fraction form
1,497,938.40/2,245,595.40 = 899,137.80/x - Step 3: Cross multiply
1,497,938.40x = 2,245,595.40 × 899,137.80 - Step 4: Simplify right side
1,497,938.40x = 2,019,099,707,646.12 - Step 5: Solve for x
x = 2,019,099,707,646.12/1,497,938.40 - Step 6: Final answer
x = 1,347,919.05
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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.