Finding the Fourth Proportional to 1,576,877.34, 2,356,676.68 and 1,151,310.41
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Solution
The fourth proportional to 1,576,877.34, 2,356,676.68 and 1,151,310.41 is: 1,720,657.85
Step by Step Solution
- Step 1: Write the proportion equation
1,576,877.34 : 2,356,676.68 = 1,151,310.41 : x - Step 2: Convert to fraction form
1,576,877.34/2,356,676.68 = 1,151,310.41/x - Step 3: Cross multiply
1,576,877.34x = 2,356,676.68 × 1,151,310.41 - Step 4: Simplify right side
1,576,877.34x = 2,713,266,380,026.58 - Step 5: Solve for x
x = 2,713,266,380,026.58/1,576,877.34 - Step 6: Final answer
x = 1,720,657.85
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.