Finding the Fourth Proportional to 1,739,106.36, 2,397,918.06 and 1,610,128.44
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Solution
The fourth proportional to 1,739,106.36, 2,397,918.06 and 1,610,128.44 is: 2,220,080.47
Step by Step Solution
- Step 1: Write the proportion equation
1,739,106.36 : 2,397,918.06 = 1,610,128.44 : x - Step 2: Convert to fraction form
1,739,106.36/2,397,918.06 = 1,610,128.44/x - Step 3: Cross multiply
1,739,106.36x = 2,397,918.06 × 1,610,128.44 - Step 4: Simplify right side
1,739,106.36x = 3,860,956,065,195.63 - Step 5: Solve for x
x = 3,860,956,065,195.63/1,739,106.36 - Step 6: Final answer
x = 2,220,080.47
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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.