Finding the Fourth Proportional to 1,412,737.92, 2,119,106.86 and 415,465.92
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Solution
The fourth proportional to 1,412,737.92, 2,119,106.86 and 415,465.92 is: 623,198.87
Step by Step Solution
- Step 1: Write the proportion equation
1,412,737.92 : 2,119,106.86 = 415,465.92 : x - Step 2: Convert to fraction form
1,412,737.92/2,119,106.86 = 415,465.92/x - Step 3: Cross multiply
1,412,737.92x = 2,119,106.86 × 415,465.92 - Step 4: Simplify right side
1,412,737.92x = 880,416,681,168.21 - Step 5: Solve for x
x = 880,416,681,168.21/1,412,737.92 - Step 6: Final answer
x = 623,198.87
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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.