Finding the Fourth Proportional to 3,860,658.21, 5,791,028.32 and 1,165,007.13
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Solution
The fourth proportional to 3,860,658.21, 5,791,028.32 and 1,165,007.13 is: 1,747,523.07
Step by Step Solution
- Step 1: Write the proportion equation
3,860,658.21 : 5,791,028.32 = 1,165,007.13 : x - Step 2: Convert to fraction form
3,860,658.21/5,791,028.32 = 1,165,007.13/x - Step 3: Cross multiply
3,860,658.21x = 5,791,028.32 × 1,165,007.13 - Step 4: Simplify right side
3,860,658.21x = 6,746,589,282,831.92 - Step 5: Solve for x
x = 6,746,589,282,831.92/3,860,658.21 - Step 6: Final answer
x = 1,747,523.07
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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.