Finding the Fourth Proportional to 4,146,452.64, 5,721,976.08 and 2,335,577.76
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Solution
The fourth proportional to 4,146,452.64, 5,721,976.08 and 2,335,577.76 is: 3,223,024.89
Step by Step Solution
- Step 1: Write the proportion equation
4,146,452.64 : 5,721,976.08 = 2,335,577.76 : x - Step 2: Convert to fraction form
4,146,452.64/5,721,976.08 = 2,335,577.76/x - Step 3: Cross multiply
4,146,452.64x = 5,721,976.08 × 2,335,577.76 - Step 4: Simplify right side
4,146,452.64x = 13,364,120,075,699.98 - Step 5: Solve for x
x = 13,364,120,075,699.98/4,146,452.64 - Step 6: Final answer
x = 3,223,024.89
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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.