Finding the Fourth Proportional to 1,256,149.38, 1,882,722.99 and 456,494.70
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Solution
The fourth proportional to 1,256,149.38, 1,882,722.99 and 456,494.70 is: 684,196.55
Step by Step Solution
- Step 1: Write the proportion equation
1,256,149.38 : 1,882,722.99 = 456,494.70 : x - Step 2: Convert to fraction form
1,256,149.38/1,882,722.99 = 456,494.70/x - Step 3: Cross multiply
1,256,149.38x = 1,882,722.99 × 456,494.70 - Step 4: Simplify right side
1,256,149.38x = 859,453,066,503.15 - Step 5: Solve for x
x = 859,453,066,503.15/1,256,149.38 - Step 6: Final answer
x = 684,196.55
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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.