Finding the Fourth Proportional to 2,292,525.90, 3,163,714.42 and 1,260,146.40
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Solution
The fourth proportional to 2,292,525.90, 3,163,714.42 and 1,260,146.40 is: 1,739,017.80
Step by Step Solution
- Step 1: Write the proportion equation
2,292,525.90 : 3,163,714.42 = 1,260,146.40 : x - Step 2: Convert to fraction form
2,292,525.90/3,163,714.42 = 1,260,146.40/x - Step 3: Cross multiply
2,292,525.90x = 3,163,714.42 × 1,260,146.40 - Step 4: Simplify right side
2,292,525.90x = 3,986,743,336,991.09 - Step 5: Solve for x
x = 3,986,743,336,991.09/2,292,525.90 - Step 6: Final answer
x = 1,739,017.80
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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.