Finding the Fourth Proportional to 1,729,621.24, 2,594,907.48 and 831,814
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Solution
The fourth proportional to 1,729,621.24, 2,594,907.48 and 831,814 is: 1,247,949.74
Step by Step Solution
- Step 1: Write the proportion equation
1,729,621.24 : 2,594,907.48 = 831,814 : x - Step 2: Convert to fraction form
1,729,621.24/2,594,907.48 = 831,814/x - Step 3: Cross multiply
1,729,621.24x = 2,594,907.48 × 831,814 - Step 4: Simplify right side
1,729,621.24x = 2,158,480,370,568.72 - Step 5: Solve for x
x = 2,158,480,370,568.72/1,729,621.24 - Step 6: Final answer
x = 1,247,949.74
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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.