Finding the Fourth Proportional to 1,984,842.24, 2,739,706.08 and 1,125,973.44
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Solution
The fourth proportional to 1,984,842.24, 2,739,706.08 and 1,125,973.44 is: 1,554,197.21
Step by Step Solution
- Step 1: Write the proportion equation
1,984,842.24 : 2,739,706.08 = 1,125,973.44 : x - Step 2: Convert to fraction form
1,984,842.24/2,739,706.08 = 1,125,973.44/x - Step 3: Cross multiply
1,984,842.24x = 2,739,706.08 × 1,125,973.44 - Step 4: Simplify right side
1,984,842.24x = 3,084,836,279,486.52 - Step 5: Solve for x
x = 3,084,836,279,486.52/1,984,842.24 - Step 6: Final answer
x = 1,554,197.21
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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.