Finding the Fourth Proportional to 1,365,408.95, 2,037,731.11 and 1,214,076.75
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Solution
The fourth proportional to 1,365,408.95, 2,037,731.11 and 1,214,076.75 is: 1,811,883.52
Step by Step Solution
- Step 1: Write the proportion equation
1,365,408.95 : 2,037,731.11 = 1,214,076.75 : x - Step 2: Convert to fraction form
1,365,408.95/2,037,731.11 = 1,214,076.75/x - Step 3: Cross multiply
1,365,408.95x = 2,037,731.11 × 1,214,076.75 - Step 4: Simplify right side
1,365,408.95x = 2,473,961,969,310.19 - Step 5: Solve for x
x = 2,473,961,969,310.19/1,365,408.95 - Step 6: Final answer
x = 1,811,883.52
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.