Finding the Fourth Proportional to 1,830,035.75, 2,525,449.55 and 1,014,292.08
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Solution
The fourth proportional to 1,830,035.75, 2,525,449.55 and 1,014,292.08 is: 1,399,723.19
Step by Step Solution
- Step 1: Write the proportion equation
1,830,035.75 : 2,525,449.55 = 1,014,292.08 : x - Step 2: Convert to fraction form
1,830,035.75/2,525,449.55 = 1,014,292.08/x - Step 3: Cross multiply
1,830,035.75x = 2,525,449.55 × 1,014,292.08 - Step 4: Simplify right side
1,830,035.75x = 2,561,543,471,933.10 - Step 5: Solve for x
x = 2,561,543,471,933.10/1,830,035.75 - Step 6: Final answer
x = 1,399,723.19
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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.