Finding the Fourth Proportional to 1,378,381.07, 2,067,670.37 and 367,497.74
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Solution
The fourth proportional to 1,378,381.07, 2,067,670.37 and 367,497.74 is: 551,272.94
Step by Step Solution
- Step 1: Write the proportion equation
1,378,381.07 : 2,067,670.37 = 367,497.74 : x - Step 2: Convert to fraction form
1,378,381.07/2,067,670.37 = 367,497.74/x - Step 3: Cross multiply
1,378,381.07x = 2,067,670.37 × 367,497.74 - Step 4: Simplify right side
1,378,381.07x = 759,864,175,864.12 - Step 5: Solve for x
x = 759,864,175,864.12/1,378,381.07 - Step 6: Final answer
x = 551,272.94
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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.