Finding the Fourth Proportional to 2,268,334.75, 3,130,292.64 and 1,235,839.63
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Solution
The fourth proportional to 2,268,334.75, 3,130,292.64 and 1,235,839.63 is: 1,705,453.61
Step by Step Solution
- Step 1: Write the proportion equation
2,268,334.75 : 3,130,292.64 = 1,235,839.63 : x - Step 2: Convert to fraction form
2,268,334.75/3,130,292.64 = 1,235,839.63/x - Step 3: Cross multiply
2,268,334.75x = 3,130,292.64 × 1,235,839.63 - Step 4: Simplify right side
2,268,334.75x = 3,868,539,698,009.32 - Step 5: Solve for x
x = 3,868,539,698,009.32/2,268,334.75 - Step 6: Final answer
x = 1,705,453.61
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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.