Finding the Fourth Proportional to 1,911,226.40, 2,863,476.57 and 1,797,444.08
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Solution
The fourth proportional to 1,911,226.40, 2,863,476.57 and 1,797,444.08 is: 2,693,003.30
Step by Step Solution
- Step 1: Write the proportion equation
1,911,226.40 : 2,863,476.57 = 1,797,444.08 : x - Step 2: Convert to fraction form
1,911,226.40/2,863,476.57 = 1,797,444.08/x - Step 3: Cross multiply
1,911,226.40x = 2,863,476.57 × 1,797,444.08 - Step 4: Simplify right side
1,911,226.40x = 5,146,938,987,907.41 - Step 5: Solve for x
x = 5,146,938,987,907.41/1,911,226.40 - Step 6: Final answer
x = 2,693,003.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.