Finding the Fourth Proportional to 986,889.24, 1,480,035.87 and 513,316.26
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Solution
The fourth proportional to 986,889.24, 1,480,035.87 and 513,316.26 is: 769,819.39
Step by Step Solution
- Step 1: Write the proportion equation
986,889.24 : 1,480,035.87 = 513,316.26 : x - Step 2: Convert to fraction form
986,889.24/1,480,035.87 = 513,316.26/x - Step 3: Cross multiply
986,889.24x = 1,480,035.87 × 513,316.26 - Step 4: Simplify right side
986,889.24x = 759,726,477,454.25 - Step 5: Solve for x
x = 759,726,477,454.25/986,889.24 - Step 6: Final answer
x = 769,819.39
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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.