Finding the Fourth Proportional to 2,228,317.23, 3,075,090.36 and 1,310,585.07
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Solution
The fourth proportional to 2,228,317.23, 3,075,090.36 and 1,310,585.07 is: 1,808,614.80
Step by Step Solution
- Step 1: Write the proportion equation
2,228,317.23 : 3,075,090.36 = 1,310,585.07 : x - Step 2: Convert to fraction form
2,228,317.23/3,075,090.36 = 1,310,585.07/x - Step 3: Cross multiply
2,228,317.23x = 3,075,090.36 × 1,310,585.07 - Step 4: Simplify right side
2,228,317.23x = 4,030,167,514,716.93 - Step 5: Solve for x
x = 4,030,167,514,716.93/2,228,317.23 - Step 6: Final answer
x = 1,808,614.80
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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.