Finding the Fourth Proportional to 2,318,276.88, 3,474,961.02 and 779,807.70
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Solution
The fourth proportional to 2,318,276.88, 3,474,961.02 and 779,807.70 is: 1,168,885.99
Step by Step Solution
- Step 1: Write the proportion equation
2,318,276.88 : 3,474,961.02 = 779,807.70 : x - Step 2: Convert to fraction form
2,318,276.88/3,474,961.02 = 779,807.70/x - Step 3: Cross multiply
2,318,276.88x = 3,474,961.02 × 779,807.70 - Step 4: Simplify right side
2,318,276.88x = 2,709,801,360,595.85 - Step 5: Solve for x
x = 2,709,801,360,595.85/2,318,276.88 - Step 6: Final answer
x = 1,168,885.99
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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.