Finding the Fourth Proportional to 2,694,681.20, 4,042,021.80 and 1,347,051.80
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Solution
The fourth proportional to 2,694,681.20, 4,042,021.80 and 1,347,051.80 is: 2,020,577.70
Step by Step Solution
- Step 1: Write the proportion equation
2,694,681.20 : 4,042,021.80 = 1,347,051.80 : x - Step 2: Convert to fraction form
2,694,681.20/4,042,021.80 = 1,347,051.80/x - Step 3: Cross multiply
2,694,681.20x = 4,042,021.80 × 1,347,051.80 - Step 4: Simplify right side
2,694,681.20x = 5,444,812,741,329.24 - Step 5: Solve for x
x = 5,444,812,741,329.24/2,694,681.20 - Step 6: Final answer
x = 2,020,577.70
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1.5x scale
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.