Finding the Fourth Proportional to 2,010,169.94, 2,774,680.99 and 1,286,965.49
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Solution
The fourth proportional to 2,010,169.94, 2,774,680.99 and 1,286,965.49 is: 1,776,426.26
Step by Step Solution
- Step 1: Write the proportion equation
2,010,169.94 : 2,774,680.99 = 1,286,965.49 : x - Step 2: Convert to fraction form
2,010,169.94/2,774,680.99 = 1,286,965.49/x - Step 3: Cross multiply
2,010,169.94x = 2,774,680.99 × 1,286,965.49 - Step 4: Simplify right side
2,010,169.94x = 3,570,918,662,798.22 - Step 5: Solve for x
x = 3,570,918,662,798.22/2,010,169.94 - Step 6: Final answer
x = 1,776,426.26
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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.