Finding the Fourth Proportional to 1,313,458.44, 1,970,390.41 and 555,302.39
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Solution
The fourth proportional to 1,313,458.44, 1,970,390.41 and 555,302.39 is: 833,039.30
Step by Step Solution
- Step 1: Write the proportion equation
1,313,458.44 : 1,970,390.41 = 555,302.39 : x - Step 2: Convert to fraction form
1,313,458.44/1,970,390.41 = 555,302.39/x - Step 3: Cross multiply
1,313,458.44x = 1,970,390.41 × 555,302.39 - Step 4: Simplify right side
1,313,458.44x = 1,094,162,492,665.87 - Step 5: Solve for x
x = 1,094,162,492,665.87/1,313,458.44 - Step 6: Final answer
x = 833,039.30
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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.