Finding the Fourth Proportional to 2,911,077.43, 4,364,837.38 and 1,395,223.99
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Solution
The fourth proportional to 2,911,077.43, 4,364,837.38 and 1,395,223.99 is: 2,091,983.46
Step by Step Solution
- Step 1: Write the proportion equation
2,911,077.43 : 4,364,837.38 = 1,395,223.99 : x - Step 2: Convert to fraction form
2,911,077.43/4,364,837.38 = 1,395,223.99/x - Step 3: Cross multiply
2,911,077.43x = 4,364,837.38 × 1,395,223.99 - Step 4: Simplify right side
2,911,077.43x = 6,089,925,815,856.68 - Step 5: Solve for x
x = 6,089,925,815,856.68/2,911,077.43 - Step 6: Final answer
x = 2,091,983.46
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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.