Finding the Fourth Proportional to 3,580,800.84, 5,371,258.08 and 1,993,453.02
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Solution
The fourth proportional to 3,580,800.84, 5,371,258.08 and 1,993,453.02 is: 2,990,211.16
Step by Step Solution
- Step 1: Write the proportion equation
3,580,800.84 : 5,371,258.08 = 1,993,453.02 : x - Step 2: Convert to fraction form
3,580,800.84/5,371,258.08 = 1,993,453.02/x - Step 3: Cross multiply
3,580,800.84x = 5,371,258.08 × 1,993,453.02 - Step 4: Simplify right side
3,580,800.84x = 10,707,350,640,775.40 - Step 5: Solve for x
x = 10,707,350,640,775.40/3,580,800.84 - Step 6: Final answer
x = 2,990,211.16
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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.