Finding the Fourth Proportional to 1,876,997.32, 2,590,276.69 and 1,102,660.79
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Solution
The fourth proportional to 1,876,997.32, 2,590,276.69 and 1,102,660.79 is: 1,521,683.88
Step by Step Solution
- Step 1: Write the proportion equation
1,876,997.32 : 2,590,276.69 = 1,102,660.79 : x - Step 2: Convert to fraction form
1,876,997.32/2,590,276.69 = 1,102,660.79/x - Step 3: Cross multiply
1,876,997.32x = 2,590,276.69 × 1,102,660.79 - Step 4: Simplify right side
1,876,997.32x = 2,856,196,551,924.66 - Step 5: Solve for x
x = 2,856,196,551,924.66/1,876,997.32 - Step 6: Final answer
x = 1,521,683.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.