Finding the Fourth Proportional to 3,678,244.52, 5,518,160.88 and 1,119,659.52
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Solution
The fourth proportional to 3,678,244.52, 5,518,160.88 and 1,119,659.52 is: 1,679,731.00
Step by Step Solution
- Step 1: Write the proportion equation
3,678,244.52 : 5,518,160.88 = 1,119,659.52 : x - Step 2: Convert to fraction form
3,678,244.52/5,518,160.88 = 1,119,659.52/x - Step 3: Cross multiply
3,678,244.52x = 5,518,160.88 × 1,119,659.52 - Step 4: Simplify right side
3,678,244.52x = 6,178,461,362,183.58 - Step 5: Solve for x
x = 6,178,461,362,183.58/3,678,244.52 - Step 6: Final answer
x = 1,679,731.00
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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.