Finding the Fourth Proportional to 1,313,258.76, 1,969,948.49 and 402,375.96
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Solution
The fourth proportional to 1,313,258.76, 1,969,948.49 and 402,375.96 is: 603,582.43
Step by Step Solution
- Step 1: Write the proportion equation
1,313,258.76 : 1,969,948.49 = 402,375.96 : x - Step 2: Convert to fraction form
1,313,258.76/1,969,948.49 = 402,375.96/x - Step 3: Cross multiply
1,313,258.76x = 1,969,948.49 × 402,375.96 - Step 4: Simplify right side
1,313,258.76x = 792,659,912,802.42 - Step 5: Solve for x
x = 792,659,912,802.42/1,313,258.76 - Step 6: Final answer
x = 603,582.43
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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.