Finding the Fourth Proportional to 1,332,052.14, 1,997,582.18 and 478,890.99
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Solution
The fourth proportional to 1,332,052.14, 1,997,582.18 and 478,890.99 is: 718,158.15
Step by Step Solution
- Step 1: Write the proportion equation
1,332,052.14 : 1,997,582.18 = 478,890.99 : x - Step 2: Convert to fraction form
1,332,052.14/1,997,582.18 = 478,890.99/x - Step 3: Cross multiply
1,332,052.14x = 1,997,582.18 × 478,890.99 - Step 4: Simplify right side
1,332,052.14x = 956,624,105,392.10 - Step 5: Solve for x
x = 956,624,105,392.10/1,332,052.14 - Step 6: Final answer
x = 718,158.15
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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.