Finding the Fourth Proportional to 4,987,558.10, 7,480,251.20 and 1,344,202.94
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Solution
The fourth proportional to 4,987,558.10, 7,480,251.20 and 1,344,202.94 is: 2,016,011.73
Step by Step Solution
- Step 1: Write the proportion equation
4,987,558.10 : 7,480,251.20 = 1,344,202.94 : x - Step 2: Convert to fraction form
4,987,558.10/7,480,251.20 = 1,344,202.94/x - Step 3: Cross multiply
4,987,558.10x = 7,480,251.20 × 1,344,202.94 - Step 4: Simplify right side
4,987,558.10x = 10,054,975,654,978.53 - Step 5: Solve for x
x = 10,054,975,654,978.53/4,987,558.10 - Step 6: Final answer
x = 2,016,011.73
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.