Finding the Fourth Proportional to 4,658,145.30, 6,987,436.65 and 1,463,375.70
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Solution
The fourth proportional to 4,658,145.30, 6,987,436.65 and 1,463,375.70 is: 2,195,132.26
Step by Step Solution
- Step 1: Write the proportion equation
4,658,145.30 : 6,987,436.65 = 1,463,375.70 : x - Step 2: Convert to fraction form
4,658,145.30/6,987,436.65 = 1,463,375.70/x - Step 3: Cross multiply
4,658,145.30x = 6,987,436.65 × 1,463,375.70 - Step 4: Simplify right side
4,658,145.30x = 10,225,244,998,899.40 - Step 5: Solve for x
x = 10,225,244,998,899.40/4,658,145.30 - Step 6: Final answer
x = 2,195,132.26
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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.