Finding the Fourth Proportional to 2,528,112.41, 3,488,795.14 and 1,382,192.75
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Solution
The fourth proportional to 2,528,112.41, 3,488,795.14 and 1,382,192.75 is: 1,907,426.00
Step by Step Solution
- Step 1: Write the proportion equation
2,528,112.41 : 3,488,795.14 = 1,382,192.75 : x - Step 2: Convert to fraction form
2,528,112.41/3,488,795.14 = 1,382,192.75/x - Step 3: Cross multiply
2,528,112.41x = 3,488,795.14 × 1,382,192.75 - Step 4: Simplify right side
2,528,112.41x = 4,822,187,348,743.24 - Step 5: Solve for x
x = 4,822,187,348,743.24/2,528,112.41 - Step 6: Final answer
x = 1,907,426.00
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1.5x scale
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.