Finding the Fourth Proportional to 1,075,525.49, 1,613,277.25 and 276,803.93
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Solution
The fourth proportional to 1,075,525.49, 1,613,277.25 and 276,803.93 is: 415,203.07
Step by Step Solution
- Step 1: Write the proportion equation
1,075,525.49 : 1,613,277.25 = 276,803.93 : x - Step 2: Convert to fraction form
1,075,525.49/1,613,277.25 = 276,803.93/x - Step 3: Cross multiply
1,075,525.49x = 1,613,277.25 × 276,803.93 - Step 4: Simplify right side
1,075,525.49x = 446,561,482,979.59 - Step 5: Solve for x
x = 446,561,482,979.59/1,075,525.49 - Step 6: Final answer
x = 415,203.07
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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.