Finding the Fourth Proportional to 2,407,949.60, 3,322,952.87 and 1,320,203.23
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Solution
The fourth proportional to 2,407,949.60, 3,322,952.87 and 1,320,203.23 is: 1,821,870.82
Step by Step Solution
- Step 1: Write the proportion equation
2,407,949.60 : 3,322,952.87 = 1,320,203.23 : x - Step 2: Convert to fraction form
2,407,949.60/3,322,952.87 = 1,320,203.23/x - Step 3: Cross multiply
2,407,949.60x = 3,322,952.87 × 1,320,203.23 - Step 4: Simplify right side
2,407,949.60x = 4,386,973,097,203.37 - Step 5: Solve for x
x = 4,386,973,097,203.37/2,407,949.60 - Step 6: Final answer
x = 1,821,870.82
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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.