Finding the Fourth Proportional to 1,481,679.42, 2,044,718.55 and 802,618.62
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Solution
The fourth proportional to 1,481,679.42, 2,044,718.55 and 802,618.62 is: 1,107,614.21
Step by Step Solution
- Step 1: Write the proportion equation
1,481,679.42 : 2,044,718.55 = 802,618.62 : x - Step 2: Convert to fraction form
1,481,679.42/2,044,718.55 = 802,618.62/x - Step 3: Cross multiply
1,481,679.42x = 2,044,718.55 × 802,618.62 - Step 4: Simplify right side
1,481,679.42x = 1,641,129,180,889.40 - Step 5: Solve for x
x = 1,641,129,180,889.40/1,481,679.42 - Step 6: Final answer
x = 1,107,614.21
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.