Finding the Fourth Proportional to 2,831,261.40, 4,246,864.97 and 1,677,677.58
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Solution
The fourth proportional to 2,831,261.40, 4,246,864.97 and 1,677,677.58 is: 2,516,500.28
Step by Step Solution
- Step 1: Write the proportion equation
2,831,261.40 : 4,246,864.97 = 1,677,677.58 : x - Step 2: Convert to fraction form
2,831,261.40/4,246,864.97 = 1,677,677.58/x - Step 3: Cross multiply
2,831,261.40x = 4,246,864.97 × 1,677,677.58 - Step 4: Simplify right side
2,831,261.40x = 7,124,870,115,833.66 - Step 5: Solve for x
x = 7,124,870,115,833.66/2,831,261.40 - Step 6: Final answer
x = 2,516,500.28
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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.