Finding the Fourth Proportional to 2,869,452.10, 3,959,795.64 and 1,580,412.52
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Solution
The fourth proportional to 2,869,452.10, 3,959,795.64 and 1,580,412.52 is: 2,180,942.70
Step by Step Solution
- Step 1: Write the proportion equation
2,869,452.10 : 3,959,795.64 = 1,580,412.52 : x - Step 2: Convert to fraction form
2,869,452.10/3,959,795.64 = 1,580,412.52/x - Step 3: Cross multiply
2,869,452.10x = 3,959,795.64 × 1,580,412.52 - Step 4: Simplify right side
2,869,452.10x = 6,258,110,606,097.41 - Step 5: Solve for x
x = 6,258,110,606,097.41/2,869,452.10 - Step 6: Final answer
x = 2,180,942.70
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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.