Finding the Fourth Proportional to 2,961,785.64, 4,442,844.60 and 831,703.62
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Solution
The fourth proportional to 2,961,785.64, 4,442,844.60 and 831,703.62 is: 1,247,602.08
Step by Step Solution
- Step 1: Write the proportion equation
2,961,785.64 : 4,442,844.60 = 831,703.62 : x - Step 2: Convert to fraction form
2,961,785.64/4,442,844.60 = 831,703.62/x - Step 3: Cross multiply
2,961,785.64x = 4,442,844.60 × 831,703.62 - Step 4: Simplify right side
2,961,785.64x = 3,695,129,936,917.45 - Step 5: Solve for x
x = 3,695,129,936,917.45/2,961,785.64 - Step 6: Final answer
x = 1,247,602.08
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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.