Finding the Fourth Proportional to 5,310,878.95, 7,966,306.28 and 2,276,277.13
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Solution
The fourth proportional to 5,310,878.95, 7,966,306.28 and 2,276,277.13 is: 3,414,410.49
Step by Step Solution
- Step 1: Write the proportion equation
5,310,878.95 : 7,966,306.28 = 2,276,277.13 : x - Step 2: Convert to fraction form
5,310,878.95/7,966,306.28 = 2,276,277.13/x - Step 3: Cross multiply
5,310,878.95x = 7,966,306.28 × 2,276,277.13 - Step 4: Simplify right side
5,310,878.95x = 18,133,520,784,357.99 - Step 5: Solve for x
x = 18,133,520,784,357.99/5,310,878.95 - Step 6: Final answer
x = 3,414,410.49
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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.