Finding the Fourth Proportional to 2,849,107.20, 4,273,660.80 and 854,563.20
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Solution
The fourth proportional to 2,849,107.20, 4,273,660.80 and 854,563.20 is: 1,281,844.80
Step by Step Solution
- Step 1: Write the proportion equation
2,849,107.20 : 4,273,660.80 = 854,563.20 : x - Step 2: Convert to fraction form
2,849,107.20/4,273,660.80 = 854,563.20/x - Step 3: Cross multiply
2,849,107.20x = 4,273,660.80 × 854,563.20 - Step 4: Simplify right side
2,849,107.20x = 3,652,113,248,962.56 - Step 5: Solve for x
x = 3,652,113,248,962.56/2,849,107.20 - Step 6: Final answer
x = 1,281,844.80
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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.