Finding the Fourth Proportional to 5,280,450, 7,919,406.36 and 2,437,831.12
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Solution
The fourth proportional to 5,280,450, 7,919,406.36 and 2,437,831.12 is: 3,656,160.99
Step by Step Solution
- Step 1: Write the proportion equation
5,280,450 : 7,919,406.36 = 2,437,831.12 : x - Step 2: Convert to fraction form
5,280,450/7,919,406.36 = 2,437,831.12/x - Step 3: Cross multiply
5,280,450x = 7,919,406.36 × 2,437,831.12 - Step 4: Simplify right side
5,280,450x = 19,306,175,276,333.93 - Step 5: Solve for x
x = 19,306,175,276,333.93/5,280,450 - Step 6: Final answer
x = 3,656,160.99
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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.