Finding the Fourth Proportional to 2,832,439.59, 4,250,621.52 and 1,126,408.05
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Solution
The fourth proportional to 2,832,439.59, 4,250,621.52 and 1,126,408.05 is: 1,690,392.38
Step by Step Solution
- Step 1: Write the proportion equation
2,832,439.59 : 4,250,621.52 = 1,126,408.05 : x - Step 2: Convert to fraction form
2,832,439.59/4,250,621.52 = 1,126,408.05/x - Step 3: Cross multiply
2,832,439.59x = 4,250,621.52 × 1,126,408.05 - Step 4: Simplify right side
2,832,439.59x = 4,787,934,297,631.24 - Step 5: Solve for x
x = 4,787,934,297,631.24/2,832,439.59 - Step 6: Final answer
x = 1,690,392.38
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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.