Finding the Fourth Proportional to 2,961,488.97, 4,442,504.57 and 831,558.74
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Solution
The fourth proportional to 2,961,488.97, 4,442,504.57 and 831,558.74 is: 1,247,414.23
Step by Step Solution
- Step 1: Write the proportion equation
2,961,488.97 : 4,442,504.57 = 831,558.74 : x - Step 2: Convert to fraction form
2,961,488.97/4,442,504.57 = 831,558.74/x - Step 3: Cross multiply
2,961,488.97x = 4,442,504.57 × 831,558.74 - Step 4: Simplify right side
2,961,488.97x = 3,694,203,476,303.13 - Step 5: Solve for x
x = 3,694,203,476,303.13/2,961,488.97 - Step 6: Final answer
x = 1,247,414.23
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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.