Finding the Fourth Proportional to 5,125,408.72, 7,688,187.60 and 1,338,892
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Solution
The fourth proportional to 5,125,408.72, 7,688,187.60 and 1,338,892 is: 2,008,357.47
Step by Step Solution
- Step 1: Write the proportion equation
5,125,408.72 : 7,688,187.60 = 1,338,892 : x - Step 2: Convert to fraction form
5,125,408.72/7,688,187.60 = 1,338,892/x - Step 3: Cross multiply
5,125,408.72x = 7,688,187.60 × 1,338,892 - Step 4: Simplify right side
5,125,408.72x = 10,293,652,872,139.20 - Step 5: Solve for x
x = 10,293,652,872,139.20/5,125,408.72 - Step 6: Final answer
x = 2,008,357.47
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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.