Finding the Fourth Proportional to 1,542,237.84, 2,313,464.90 and 477,139.68
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Solution
The fourth proportional to 1,542,237.84, 2,313,464.90 and 477,139.68 is: 715,742.97
Step by Step Solution
- Step 1: Write the proportion equation
1,542,237.84 : 2,313,464.90 = 477,139.68 : x - Step 2: Convert to fraction form
1,542,237.84/2,313,464.90 = 477,139.68/x - Step 3: Cross multiply
1,542,237.84x = 2,313,464.90 × 477,139.68 - Step 4: Simplify right side
1,542,237.84x = 1,103,845,899,691.53 - Step 5: Solve for x
x = 1,103,845,899,691.53/1,542,237.84 - Step 6: Final answer
x = 715,742.97
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.