Finding the Fourth Proportional to 1,318,434.41, 1,977,849.02 and 477,182.99
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Solution
The fourth proportional to 1,318,434.41, 1,977,849.02 and 477,182.99 is: 715,845.93
Step by Step Solution
- Step 1: Write the proportion equation
1,318,434.41 : 1,977,849.02 = 477,182.99 : x - Step 2: Convert to fraction form
1,318,434.41/1,977,849.02 = 477,182.99/x - Step 3: Cross multiply
1,318,434.41x = 1,977,849.02 × 477,182.99 - Step 4: Simplify right side
1,318,434.41x = 943,795,896,857.01 - Step 5: Solve for x
x = 943,795,896,857.01/1,318,434.41 - Step 6: Final answer
x = 715,845.93
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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.