Finding the Fourth Proportional to 2,600,478.08, 3,588,672.74 and 1,454,558.42
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Solution
The fourth proportional to 2,600,478.08, 3,588,672.74 and 1,454,558.42 is: 2,007,297.88
Step by Step Solution
- Step 1: Write the proportion equation
2,600,478.08 : 3,588,672.74 = 1,454,558.42 : x - Step 2: Convert to fraction form
2,600,478.08/3,588,672.74 = 1,454,558.42/x - Step 3: Cross multiply
2,600,478.08x = 3,588,672.74 × 1,454,558.42 - Step 4: Simplify right side
2,600,478.08x = 5,219,934,143,318.68 - Step 5: Solve for x
x = 5,219,934,143,318.68/2,600,478.08 - Step 6: Final answer
x = 2,007,297.88
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1.5x scale
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.