Finding the Fourth Proportional to 2,512,478.58, 3,466,905.75 and 1,698,453.42
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Solution
The fourth proportional to 2,512,478.58, 3,466,905.75 and 1,698,453.42 is: 2,343,652.99
Step by Step Solution
- Step 1: Write the proportion equation
2,512,478.58 : 3,466,905.75 = 1,698,453.42 : x - Step 2: Convert to fraction form
2,512,478.58/3,466,905.75 = 1,698,453.42/x - Step 3: Cross multiply
2,512,478.58x = 3,466,905.75 × 1,698,453.42 - Step 4: Simplify right side
2,512,478.58x = 5,888,377,927,905.17 - Step 5: Solve for x
x = 5,888,377,927,905.17/2,512,478.58 - Step 6: Final answer
x = 2,343,652.99
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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.