Finding the Fourth Proportional to 2,824,426.26, 4,236,668.96 and 1,118,984.63
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Solution
The fourth proportional to 2,824,426.26, 4,236,668.96 and 1,118,984.63 is: 1,678,488.65
Step by Step Solution
- Step 1: Write the proportion equation
2,824,426.26 : 4,236,668.96 = 1,118,984.63 : x - Step 2: Convert to fraction form
2,824,426.26/4,236,668.96 = 1,118,984.63/x - Step 3: Cross multiply
2,824,426.26x = 4,236,668.96 × 1,118,984.63 - Step 4: Simplify right side
2,824,426.26x = 4,740,767,421,859.82 - Step 5: Solve for x
x = 4,740,767,421,859.82/2,824,426.26 - Step 6: Final answer
x = 1,678,488.65
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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.